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Name: ______________________ Class: _________________ Date: _________ ID: A

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ALGEBRA 1 MID-TERM REVIEW STUDY GUIDE

Simplify:

____ 1 3 + 3( 3 + 4)3

A. 1032 B. 9264 C. 2058 D. 91

____ 2 Evaluate qr

q + rwhen q = 8 and r = 13.

F. 1 G. 10421

H. 81321

I. 397

____ 3 If the pattern shown is continued, what would be the total number of triangles in the ninth stage of the pattern?

A. 36 B. 144 C. 180 D. 40

____ 4 It is known that a cyclist can travel 41.4 miles in 3 hours. At that rate, how far can the same cyclist travel in 7 hours?

F. 95.2 miles G. 97.8 miles H. 96.6 miles I. 97.4 miles

____ 5 At Dr. Carrey's clinic, 42% more patients are treated for flu symptoms in the winter than in the summer. Which is an algebraic expression for the number of flu cases in the winter?

A. w− 0.58( )w C. − 0.58( )wB. s + 0.42( ) s D. 0.42( ) s

____ 6 Alicia runs for exercise. If Alicia runs 30 miles in six days, how many feet does she run per day?

F. 8,800 ft H. 26,400 ftG. 22,629 ft I. 158,400 ft

____ 7 A shipping service charges $0.43 for the first ounce and $0.29 for each additional ounce of package weight. Write an equation to represent the price P of shipping a package that weighs x ounces, for any whole number of ounces greater than or equal to 1.

A. P = 0.29 + 0.43 x − 1( ) C. P = 0.43 + 0.29 x − 1( )B. P = 0.29 + 0.43x D. P = 0.43 + 0.29x

Name: ______________________ ID: A

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____ 8 The cost of renting a canoe is $5.25, plus $0.50 per hour for the time that the canoe is out. Which equation could be used to find C, the cost in dollars for using the canoe for H hours?

F. C = 5.25 + 0.50H H. C = 5.25 × 0.50HG. C = (5.25 + 0.50)H I. C + 0.50H = 5.25

____ 9 A store that sells gift baskets is having a promotional sale. Customers can make their own fruit baskets to use as gifts. Customers pay $3.00 for a basket and add $0.20 per pound for all types of fruit. The cost for a basket containing p pounds of fruit is $4.30. Which equation could be used to find p, the number of pounds of fruit in this basket?

A. 3.00 +0.20 p =4.30 C. 3.00 4.30 + pÊËÁÁ

ˆ¯̃̃ = 3.00

B. 0.20 +4.30( ) p = 3.00 D. 0.20 + 3.00 p = 4.30

____ 10 A jumbo jet carries 330 passengers, 32 in first class, and the remainder in coach. If the average first class ticket is $860 and the average coach ticket is $360, how much will the airline gross if the plane is full?

F. $267,800 G. $201,300 H. $137,780 I. $134,800

____ 11 Roberto drove from Miami to Jacksonville along Interstate 95. He left Miami at 6:30 A.M. and stopped in West Palm Beach from 8:00 A.M. to 8:45 A.M. for breakfast. The only other stop he made

was for 12

hour when he got off the highway to get gasoline and to stretch his legs. His average speed

while driving on the highway was 50 miles per hour. If he reached Jacksonville at 2:30 P.M., how far did he drive, to the nearest 10 miles?

A. 340 miles B. 370 miles C. 310 miles D. 400 miles

____ 12 A used-book store sells paperback books for $1.30, with a $0.25 discount for each book more than 5 that a customer buys. A customer bought some books last week for $13.85. The store has a sale this week. The price for each book is $1.15, with the same discount on each book over 5 purchased. How much would the customer save if the same books were bought this week?

F. $12.05 G. $1.80 H. $0.05 I. $1.63

____ 13 The total height of a building and the flagpole on the roof is 208 feet. The building is 7 times as tall as the flagpole. How tall is the building?

A. 234 feet B. 182 feet C. 156 feet D. 26 feet

____ 14 Bartholomew's pet snake was 1.3 meters long one week ago. In 7 days it grew 22 centimeters. How long is the snake?

F. 1.43 m G. 23.3 cm H. 23.39 cm I. 1.52 m

Name: ______________________ ID: A

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____ 15 When Alexis works overtime (any hours over 40 hours a week), she is paid 1.5 times her regular hourly rate. In one week, she worked 51 hours. If her regular hourly rate is $7.05, how much did she earn that week?

A. $398.33 B. $359.55 C. $539.32 D. $500.55

____ 16 There are 64 teams in a soccer tournament. Each team plays until it loses one game. There are no ties. How many games are played? You may want to draw a diagram to look for a pattern.

F. 63 games G. 64 games H. 62 games I. 65 games

____ 17 A school soccer team has a game at 4:00 P.M. The team bus takes 30 minutes to travel from school to the field where the game is being played. After arriving at the field, the team needs to warm up for 45 minutes before the start of the game. Which is the best first step to take in order to find the time that the team should depart from the school?

A. Add the time it takes to travel to the game to 4:00 P.M.B. Add the time needed to warm up to 4:00 P.M.C. Add the travel time and the warm up time together.D. Subtract the warm up time from the travel time.

____ 18 Which function rule matches the input-output table?

Input, x 1 2 3 4 5Output, y 7 11 15 19 23

F. y = 3 + 5x G. y = 3 + 4x H. y = 4 + 3x I. y = 2 + 4x

____ 19 A bag of chips costs $2.33. Your total grocery bill, b, is a function of the number of bags of chips, n, you purchase. Write an equation to represent this function.

A. n = 2.33b C. b2.33

= n

B. b = 2.33n

D. b = 2.33n

____ 20 Which equation corresponds to the values in the table below?

Input, x 1 2 3 4 5Output, y 17 26 35 44 53

F. y = 8x + 9 G. y = 9x + 7 H. y = 9x + 8 I. y = 10x + 8

____ 21 For which value of x is the relation not a function?{(0, 1), (x, 0), (3, 5), (2, 6)}

A. 1 B. 3 C. 4 D. 6

Name: ______________________ ID: A

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____ 22 The table below shows the height of a plant over time.

Bamboo HeightTime (Week) Height

1 2.252 4.633 6.004 8.635 10.25

Find the graph that shows the relationship between time and the height of the plant.

F. The height of the plantincreases over time.

H. The height of the plantincreases over time.

G. The height of the plantdecreases over time.

I. The height of the plantdecreases over time.

Name: ______________________ ID: A

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____ 23 Employees earn $5 per hour plus $0.75 for every unit they produce per hour. Which of the following shows both an equation in which y represents the employee's wages for producing x units per hour, and the graph of the wages earned for producing 2, 5, 8, and 10 units per hour?

A. y = 5 + 0.75x C. y = 5x + 0.75

B. y = 5x + 0.75 D. y = 5 + 0.75x

Name: ______________________ ID: A

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____ 24 Use the vertical-line test to determine whether the graph represents a function. If not, identify two points a vertical line would pass through.

F. Yes, the relation is a function. G. No, the relation is not a function.(0, 4) and (0, –4)

Name: ______________________ ID: A

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____ 25 Which graph represents a function?

A. C.

B. D.

____ 26 Select the description that matches the graph.

F. integers greater than or equal to –5G. integers less than or equal to –6H. integers less than or equal to –7I. integers greater than or equal to –6

____ 27 Which of the following illustrates the associative property of addition?

A. 7 + (2 + 3) = 7 + (2 + 3) C. 2 + 4 = 4 + 2B. (11 + 12) + 3 = 11 + (12 + 3) D. 6 + 3 = 9 + 0

Name: ______________________ ID: A

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____ 28 Which of the following illustrates the associative property of addition?

F. (11 + 8) + 5 = 11 + (8 + 5) H. 6 + 5 = 11 + 0G. 3 + (3 + 1) = 3 + (3 + 1) I. 3 + 1 = 1 + 3

____ 29 On Monday, Kevin wrote a check for $575 to pay his rent. On Tuesday, he deposited a tax refund check for $638. On Friday, he wrote checks for $75 for groceries and $266 for a car repair. Which integer represents the overall change in his checking account balance for the week, in dollars?

A. −278 C. −1554B. −916 D. −178

____ 30 Identify the product that will be negative.

F. 2( ) 3( ) 4( ) 5( ) H. 2( ) −3( ) −4( ) 5( )G. −2( ) −3( ) −4( ) −5( ) I. −2( ) −3( ) −4( ) 5( )

Use the distributive property to write an equivalent expression.

____ 31 –4(x – 4)

A. –4x – 4 B. –4x + 16 C. –4x – 16 D. –4x + 4

____ 32 Bill wants to simplify the following expression.5 3x − 2yÊËÁÁ

ˆ¯̃̃ + 2 x + 2yÊ

ËÁÁˆ¯̃̃ − 3 3x − 2yÊ

ËÁÁˆ¯̃̃

Which of the following expressions is equivalent to the expression above?

F. 8x G. 8x − 12y H. 8xy I. 8x − 8y

____ 33 Find the quotient. 12 ÷ − 49

Ê

Ë

ÁÁÁÁÁÁ

ˆ

¯

˜̃̃˜̃̃

A. 127

B. 39

C. 94

D. −27

____ 34 Estimate the square root to the nearest integer.7

F. 3 G. –3 H. 49 I. –49

____ 35 Which of the following is an irrational number?

A. 9 C. 0.093

B. 15

D. 19

Name: ______________________ ID: A

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____ 36 Complete the statement using < or >.

92

? 94

F. 92

< 94

G. 92

> 94

____ 37 A gardener building a wooden garden gate wants to brace it as shown in the picture below. The gardener used the Pythagorean Theorem to determine that the brace must be 8 41 inches long.

Which of the following numbers is closest to 8 41 ?

A. 48 B. 320 C. 56 D. 51

____ 38 A cube-shaped audio speaker has a volume of 112,000 cubic centimeters. Find the length of a side of the speaker to the nearest centimeter.

F. 48 cm G. 45 cm H. 335 cm I. 46 cm

Solve the equation.

____ 39 18 = m − 6

A. 22 B. 108 C. 12 D. 24

____ 40 x + 12 = 26

F. 37 G. 38 H. 15 I. 14

____ 41 A college student has budgeted $240 to use the coin-operated laundry facility in his dormitory. Each time he uses the machines, it costs $8.00. Choose the equation he can use to find x, the number of times he can do laundry. Then solve the equation.

A. 240 = x − 8; 248 times C. 240 = x + 8; 232 times

B. 240 = 8x; 30 times D. 240 = x8

; 30 times

Name: ______________________ ID: A

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Solve the equation.

____ 42 216

y – 65 = 0

F. 520 G. 2080 H. –520 I. –2080

____ 43 The perimeter of a rectangular garden is 860 ft. The two short sides of the garden are each 30 ft long. You are asked to find the length of the other sides. Which equation models this situation?

A. 30 + x = 860 C. 30 x − 2( ) = 860B. 2 30( ) + 2x = 860 D. 30 + 2x = 860

____ 44 Donny decides to manufacture and sell his band’s CD. It requires an investment of $3349 for computer hardware and it will cost $3.65 for materials for each disk. If each CD sells for $13.50, how many must he sell to break even?

F. 196 G. 340 H. 195 I. 339

____ 45 For $46, Joel can rent a machine to make novelty buttons to sell at the county fair. The materials cost $0.39 per button. How many buttons must he sell at $1.40 each in order to make a profit? Identify the graph that shows all the possible answers.

A.

B.

C.

D.

____ 46 Michelle wants to earn $900 selling 22 knit scarves. She wants to sell each scarf for $4 less than her competitor. If x is the price charged by her competitor, which equation models the situation?

F. 2 22( ) + 2x = 900 H. 22 x − 4( ) = 900G. 22x = 900 I. 22 + 4x = 900

____ 47 The perimeter of a rectangular garden is 690 ft. The two long sides of the garden are each 270 ft long. You are asked to find the length of the other sides. Which equation models this situation?

A. 270 + 2x = 690 C. 270 + x = 690B. 2 270( ) + 2x = 690 D. 270 x − 2( ) = 690

Name: ______________________ ID: A

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____ 48 Tommy has 600 pennies in his collection. He plans to give 50 to his little brother and split the rest between himself and his two sisters. He wants to know how many pennies to keep for himself. Which equation models this situation?

F. 50 + 2x = 600 H. 3 50( ) + 2x = 600G. 50 x + 3( ) = 600 I. 50 + 3x = 600

____ 49 A group of 94 students is taking a field trip to the planetarium. The buses used to take the students carry 13 students each. How many buses will be needed to take all of the students to the planetarium? Check to be sure your answer is reasonable.

A. 8 C. 7.2B. 6 D. 7

____ 50 Two machines can complete 5 tasks every 4 days. Let t represent the number of tasks these machines can complete in a 31-day month. Which proportion can you use to find the value of t?

F. 3110

= t4

H. 54

= t31

G. 431

= t5

I. 45

= t31

____ 51 At a concert, people’s hands were stamped as they walked in. To estimate the attendance, the staff randomly stamped 120 people's hands with a red stamp instead of blue. A random sample of 250 people in the crowd found 4 people with a red stamp. What is the best estimate for the size of the crowd?

A. 7500 people C. 5625 peopleB. 9375 people D. 11,250 people

Solve the proportion. Check your solution.

____ 52 y2

= 624

F. 2 G. 14

H. 12

I. 12

____ 53 In 2 hours a candymaker can produce 80 boxes that each contain 10 pieces of candy. How many pieces of candy does the candymaker produce in 6 hours?

A. 480 pieces C. 4800 piecesB. 2400 pieces D. 600 pieces

Name: ______________________ ID: A

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____ 54 The figure below represents a building in the shape of a pentagon. Using the scale 1 inch = 94 feet, what is the perimeter of the building?

F. 376 feet H. 1880 feetG. 470 feet I. 1504 feet

____ 55 Estimate the grade received on a test when 24 questions are answered correctly out of 40.

A. 60% B. 76% C. 16% D. 24%

____ 56 Mae answered 40 of 45 questions on a test. Of those she answered, Mae answered 6 incorrectly. Approximately what percent of all the questions on the test did she answer incorrectly or not answer?

F. 25% G. 24% H. 89% I. 76%

____ 57 Last month, a poll of 300 voters found that 123 of them approved of the job the senator was doing. This month, a new poll of 300 voters found that 156 of them were happy with the senator's performance. What is the percent of increase of the number of voters who approved of the senator?

A. 26.8% B. 11.0% C. 52% D. 33%

Name: ______________________ ID: A

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____ 58 Three candidates are running for mayor of Grenville. The results of the latest poll of registered voters are shown.

Which of the following statements can be made based on the results of the poll?

F. At least one candidate has the support of less than 15% of the registered voters in the poll.

G. No candidate has the support of greater than 40% of the registered voters in the poll.H. Every candidate has the support of at least 25% of the registered voters in the poll.I. The difference between the percentage of support of the candidates with the greatest

and the least support is over 20%.

Name: ______________________ ID: A

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____ 59 A high school is choosing a color scheme for an upcoming dance. Students were given the opportunity to vote on the color. The results are shown in the table.

Which of the following statements can be made based on the results?

A. Less than 45% of the votes for purple came from sophomores and seniors.B. The percent of juniors who chose purple was greater than the percent of freshmen

who chose green.C. The number of votes is highest in the junior class because the juniors are planning the

dance.D. Green is the only color that was chosen by at least 25% of all of the voters.

____ 60 The coefficient of friction, µ, is a ratio that compares the friction acting on a dragged object to its weight, w. The relationships between the mass m and the acceleration a of an object that is being dragged across a flat surface, such as a table top, by a force F, is given by the equation ma = F − µw .

What formula can you use to find the coefficient of friction?

F. µ = ma −Fw

H. µ = F − maw

G. µ = maF

+ w I. µ = F −maw

Name: ______________________ ID: A

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____ 61 When x pounds of force is applied to one end of a lever that is L feet long, the resulting force y on the other end is determined by the distance between the fulcrum (the lever's pivot) and the end of the lever on which the x pounds of force is exerted.

The formula relating the forces is xd = y L − d( ) . What formula can you use to find the length of the lever?

A. L = xdy

+ d C. L =xd − yd

y

B. L = xd + dy

D. L =ydx

+ d

____ 62 Name the coordinates of the points A, B, C, and D.

F. A (3, –3), B (4, 2), C (–2, 1), D (–5, –4)G. A (–3, 3), B (4, 2), C (1, –2), D (–5, –4)H. A (3, –3), B (2, 4), C (–2, 1), D (–4, –5)I. A (–3, 3), B (2, 4), C (1, –2), D (–4, –5)

Name: ______________________ ID: A

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Make a table of values for the equation when x = −1, x = 0, and x = 1. Then graph the equation in a coordinate plane.

____ 63 y = 5x

A. x −1 0 1y −5 0 5

C. x −1 0 1y 0 0 10

B. x −1 0 1y 5 0 −5

D. x −1 0 1y 0 0 −10

____ 64 What is the y-intercept of the line with the equation 4x + 9y = − 108?

F. –12 G. 12 H. –27 I. 27

Name: ______________________ ID: A

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____ 65 Which graph below would match the situation described?A car travelling at 23 mi/h accelerates to 45 mi/h in 5 seconds. It maintains that speed for the next 5 seconds, and then slows to a stop during the next 5 seconds.

A. C.

B. D.

____ 66 Find the slope and y-intercept of the line with the equation −9x + 3y = 54.

F. m = 3, b = 18 H. m = −3, b = −18G. m = 18, b = 3 I. m = −18, b = −3

Name: ______________________ ID: A

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____ 67 The equation y = 25

x + 3 is graphed below. Which graph shows the result of changing the 3 in the

equation to − 1?

A. C.

B. D.

Consider lines whose equations have the form y = m x + 20. Find the difference of the x-intercepts of lines l1 and l2 if their slopes are m1 and m2, respectively.

____ 68 Which statement is always a correct conclusion about the values of x and y in the function y = x − 3?

F. The value of x is always 3 less than the value of y.G. The value of y is always less than the value of x.H. When the value of x is positive, the value of y is also positive.I. As the value of x increases, the value of y decreases.

____ 69 Solve 2(32 + 8z) = −64 graphically. Check your solution algebraically.

A. z = –12 C. z = –8B. z = –16 D. z = 0

Name: ______________________ ID: A

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____ 70 The number of gallons of paint needed to cover a wall varies directly with the area of the wall. The

Robertsons find that they have used 12

gallon of paint to cover 540 square feet of wall. Which of the

following equations shows the number of gallons of paint they will need, G, to cover s square feet of wall?

F. G = s540

G. G = 270s H. G = s1080

I. G = s1350

____ 71 Choose an equation, in slope-intercept form, of a line with a slope 7 and a y-intercept of –9.

A. y = 7x − 9 C. x = 7y − 9

B. y = 7x + 9 D. y = 17

x − 9

____ 72 Write an equation in slope-intercept form of the graph.

F. y = − 83

x − 4 H. y = − 38

x − 4

G. y = 83

x − 4 I. y = 38

x − 4

____ 73 Erik pays $225 in advance on his account at the athletic club. Each time he uses the club, $9 is deducted from the account. Write an equation that represents the value remaining in his account after x visits to the club. Find the value remaining in the account after 7 visits.

A. V = 225 – 9x; $162 C. V = 225 – 9x; $2032B. V = 9 – 225x; $162 D. V = 225 – 9x; $2046

Name: ______________________ ID: A

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Which is the equation for the linear function f in the form f x( ) = mx + b that has the given values?

____ 74 f 1( ) = 2, f 6( ) = 17

F. f x( ) = 3x − 1 H. f x( ) = −3x + 1G. f x( ) = −3x − 1 I. f x( ) = 3x + 1

____ 75 f −2( ) = − 9, f 0( ) = − 3

A. f x( ) = 3x − 3 C. f x( ) = −3x + 9B. f x( ) = −3x − 3 D. f x( ) = 3x + 9

____ 76 The function f x( ) = 15 + 10 x − 1( ) represents the cost (in dollars) of ordering x t-shirts printed with a specialty logo. Which description best fits the function?

F. The cost includes a $15 fee plus $10 for each t-shirt.G. The cost is $10 for each t-shirt.H. The cost is $15 for the first t-shirt and $10 for each additional t-shirt.I. The cost is $15 for each t-shirt.

____ 77 Determine whether the sequence –1, 7, 15, 23, 31, ... appears to be an arithmetic sequence. If so, find the common difference and the next three terms in the sequence.

A. Yes; common difference –8; next three terms are 23, 15, 7B. Yes; common difference 7; next three terms are 38, 45, 52C. Not an arithmetic sequenceD. Yes; common difference 8; next 3 terms are 39, 47, 55

____ 78 Write an equation of the line that passes through −5, − 1ÊËÁÁ

ˆ¯̃̃ and is parallel to the line y = 4x − 6.

F. y = 4x + 19 H. y = −5x + 19G. y = 4x − 6 I. y = −5x − 6

Name: ______________________ ID: A

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____ 79 Find the equation of the line that passes through point A and is perpendicular to the line shown in the graph below.

A. y = − 2x + 9 C. y = 12

x + 9

B. y = 12

x − 9 D. y = − 2x − 9

____ 80 Which of the following lines is NOT parallel to the line shown in the graph?

F. 3x + y = 3 H. −12x + 4y = 9G. y − 3x = 9 I. 3x − y = 3

____ 81 Which pair of lines would be perpendicular when graphed?

A. y = 3, x = 5 C. y = 2x, y = 12

x

B. x = 4, y = x D. y = 3, y = x

Name: ______________________ ID: A

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____ 82 The line y = 2x + 3 is graphed below.

Are the lines y = 2x + 3 and 2y − 4x = 6 parallel, perpendicular, neither parallel nor perpendicular, or the same line?

F. the same line H. perpendicularG. neither parallel nor perpendicular I. parallel

____ 83 Which equation matches the scatter plot?

A. y = 2x + 1 C. y = 2 − 2xB. y = 2x − 1 D. y = 1 − 2x

Name: ______________________ ID: A

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____ 84 Presley is learning a foreign language. The scatter plot shows the total number of vocabulary words Presley has learned at the end of each of his first eight days in class.

Assuming the trend shown by the scatter plot continues, which is the best prediction of the number of words Presley will have learned by his 10th day in class?

F. 50 G. 20 H. 45 I. 35

____ 85 Lev earns $5.65 per hour working after school. He needs at least $245 for a stereo system. Write and solve an inequality that describes how many hours he must work to reach his goal.

A. x + 5.65 ≥ 245x ≥ 44 hours

B. 5.65 x ≥ 245x ≥ 44 hours

C. 245 ÷ x ≥ 5.65x ≥ 43 hours

D. 5.65 x ≥ 245x ≥ 45 hours

____ 86 Which problem could be solved using the inequality 2c < 70?

F. The product of 2 and a number is equal to 70.G. Two students split a restaurant bill that came to $70.H. Two equal-priced shirts came to at least $70.I. Marty earned under $70 for 2 hours of work.

Solve.

____ 87 −5x + 5 > 25

A. x > 25 B. x < −4 C. x > −4 D. x < 25

Name: ______________________ ID: A

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____ 88 On a road in the city of Rochester, the maximum speed is 50 miles per hour and the minimum speed is 20 miles per hour. If x represents speed, which sentence best expresses this condition?

F. 50 ≥ x − 20 H. 50 ≥ x ≥ 20G. 50 ≥ x ≤ 20 I. 50 ≤ x ≤ 20

____ 89 Your veterinarian tells you that a healthy weight for your dog is between 70 and 80 pounds. Write an inequality to represent your dog's healthy weight w in kilograms.

A. w ≤ 36.4 C. 31.8 ≤ w ≤ 36.4B. 154 ≤ w ≤ 176 D. w ≥ 154

Solve.

____ 90 4x + 2| | = 3

F. 14

, − 54

G. − 14

, − 54

H. − 14

, 34

I. −2, 34

Name: ______________________ ID: A

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____ 91 Let g x( ) be a shift of f x( ) = x| | 3 units right. Write the rule for g x( ) and graph the function.

A. g x( ) = x| | − 3 C. g x( ) = x| | + 3

B. g x( ) = x − 3| | D. g x( ) = x + 3| |

Name: ______________________ ID: A

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____ 92 Let g x( ) be a shift of f x( ) = x| | 4 units up. Write the rule for g x( ) and graph the function.

F. g x( ) = x − 4| | H. g x( ) = x| | − 4

G. g x( ) = x| | + 4 I. g x( ) = x + 4| |

Name: ______________________ ID: A

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____ 93 Make a table of values for g x( ) = x − 3| | + 5. Use the following values for x: 1, 2, 3, 4, 5. Then graph the function and compare the graph with the graph of f x( ) = x| |.

A. The graph is 5 units to the left and 3 units below the graph of y = | x |.

C. The graph is 3 units to the left and 5 units below the graph of y = | x |.

B. The graph is 5 units to the right and 3 units above the graph of y = | x |.

D. The graph is 3 units to the right and 5 units above the graph of y = | x |.

Name: ______________________ ID: A

28

Solve. Graph your solution.

____ 94 |4x − 2 | < 3

F. − 14

< x < 54

G. x ≤ − 14

or x ≥ 54

H. − 14

≤ x ≤ 54

I. x < − 14

or x > 54

____ 95 Solve x + 6| | ≥ 1 and graph your solution.

A.

B.

C.

D.

____ 96 |x + 1| > 2 is equivalent to which of the following?

F. −3 < x < 1 H. x > 1G. x > 1 and x < −3 I. x < −1

Name: ______________________ ID: A

29

____ 97 |x − 1| > 4 is equivalent to which of the following?

A. −3 < x < 5 C. x > 5 and x < −3B. x > 5 D. x < 5

____ 98 12− x

|||

|||≤ 2

3 is equivalent to which of the following?

F. − 76≤ x ≤ 1

6

Ê

Ë

ÁÁÁÁÁÁ

ˆ

¯

˜̃̃˜̃̃ H. x ≤ 1

6

G. x ≥ 16

I. − 16≤ x ≤ 7

6

Ê

Ë

ÁÁÁÁÁÁ

ˆ

¯

˜̃̃˜̃̃

Graph.

____ 99 −y ≥ x − 1

A. C.

B. D.

Name: ______________________ ID: A

30

____ 100 −y ≤ 7x − 9

F. H.

G. I.

ID: A

2

13 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.A.1.4TOP: Lesson 1.5 Use a Problem Solving Plan KEY: solve | word | systemMSC: Comprehension NOT: 978-0-547-22197-7

14 ANS: I PTS: 1 DIF: 1 STA: MA.912.A.1.4 | MA.912.A.1.5 | MA.912.A.1.4 TOP: Lesson 1.5 Use a Problem Solving Plan KEY: solve | word | convert | addition | metric | decimal | measurementMSC: Knowledge NOT: 978-0-547-22197-7

15 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.A.1.4TOP: Lesson 1.5 Use a Problem Solving Plan KEY: word | add | money | salary | whole | decimal | multiply MSC: ApplicationNOT: 978-0-547-22197-7

16 ANS: F PTS: 1 DIF: 2 TOP: Lesson 1.5 Use a Problem Solving Plan KEY: patternMSC: Comprehension NOT: 978-0-547-22197-7

17 ANS: C PTS: 1 DIF: 2 TOP: Lesson 1.5 Use a Problem Solving Plan KEY: problem solvingMSC: Application NOT: 978-0-547-22197-7

18 ANS: G PTS: 1 DIF: 2 TOP: Lesson 1.6 Represent Functions as Rules and Tables KEY: output | function | table | inputMSC: Comprehension NOT: 978-0-547-22197-7

19 ANS: D PTS: 1 DIF: 2 STA: MA.912.A.2.3TOP: Lesson 1.6 Represent Functions as Rules and Tables KEY: equation | function | graph | writeMSC: Application NOT: 978-0-547-22197-7

20 ANS: H PTS: 1 DIF: 2 STA: MA.912.A.2.3TOP: Lesson 1.6 Represent Functions as Rules and Tables KEY: output | function | table | rule | input MSC: ComprehensionNOT: 978-0-547-22197-7

21 ANS: B PTS: 1 DIF: 2 TOP: Lesson 1.6 Represent Functions as Rules and Tables KEY: relation | functionMSC: Knowledge NOT: 978-0-547-22197-7

22 ANS: F PTS: 1 DIF: 2 STA: MA.912.S.3.1TOP: Lesson 1.7 Represent Functions as Graphs KEY: table | relation | graph | ordered pair MSC: ApplicationNOT: 978-0-547-22197-7

23 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.2.2TOP: Lesson 1.7 Represent Functions as Graphs KEY: equation | word | system | rectangular | graph | coordinate | plot MSC: Application NOT: 978-0-547-22197-7

24 ANS: G PTS: 1 DIF: 1 STA: MA.912.A.2.3TOP: Lesson 1.7 Represent Functions as Graphs KEY: relations | functions | vertical line test NOT: 978-0-547-22197-7

25 ANS: D PTS: 1 DIF: 3 STA: MA.912.A.2.3TOP: Lesson 1.7 Represent Functions as Graphs KEY: relations | functions | vertical line test NOT: 978-0-547-22197-7

ID: A

3

26 ANS: F PTS: 1 DIF: 3 TOP: Lesson 2.1 Use Integers and Rational Numbers KEY: graph | integer | number line | describe MSC: AnalysisNOT: 978-0-547-22197-7

27 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.3.2TOP: Lesson 2.2 Add Real Numbers KEY: commutative | property | associative |additionMSC: Knowledge NOT: 978-0-547-22197-7

28 ANS: F PTS: 1 DIF: 1 STA: MA.912.A.3.2TOP: Lesson 2.2 Add Real Numbers KEY: associative | addition | propertyMSC: Knowledge NOT: 978-0-547-22197-7

29 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 2.3 Subtract Real Numbers KEY: subtraction | integer | addition | money | real-life MSC: ApplicationNOT: 978-0-547-22197-7

30 ANS: I PTS: 1 DIF: 2 TOP: Lesson 2.4 Multiply Real Numbers KEY: multiply | positive | negative | integer | identify MSC: ApplicationNOT: 978-0-547-22197-7

31 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.3.2TOP: Lesson 2.5 Apply the Distributive Property KEY: distributive propertyMSC: Application NOT: 978-0-547-22197-7

32 ANS: F PTS: 1 DIF: 3 STA: MA.912.A.3.2TOP: Lesson 2.5 Apply the Distributive Property KEY: simplify | expression | distributive property | variable MSC: ApplicationNOT: 978-0-547-22197-7

33 ANS: D PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 2.6 Divide Real Numbers KEY: quotient | divide | rational numberMSC: Application NOT: 978-0-547-22197-7

34 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.10.1 | MA.912.G.8.2 | MA.912.T.5.1 TOP: Lesson 2.7 Find Square Roots and Compare Real Numbers KEY: square root | estimate MSC: Application NOT: 978-0-547-22197-7

35 ANS: D PTS: 1 DIF: 1 TOP: Lesson 2.7 Find Square Roots and Compare Real Numbers KEY: irrational | rational MSC: Knowledge NOT: 978-0-547-22197-7

36 ANS: G PTS: 1 DIF: 2 TOP: Lesson 2.7 Find Square Roots and Compare Real Numbers KEY: rational | order | irrational MSC: Comprehension NOT: 978-0-547-22197-7

37 ANS: D PTS: 1 DIF: 3 STA: MA.912.A.1.1TOP: Lesson 2.7 Find Square Roots and Compare Real Numbers KEY: estimate | square root | real-life MSC: Application NOT: 978-0-547-22197-7

38 ANS: F PTS: 1 DIF: 3 STA: MA.912.A.1.1TOP: Lesson 2.7 Find Square Roots and Compare Real Numbers KEY: estimate | square root | real-life MSC: Application NOT: 978-0-547-22197-7

ID: A

4

39 ANS: D PTS: 1 DIF: 1 TOP: Lesson 3.1 Solve One-Step Equations KEY: linear equations | one-step | solve MSC: Knowledge NOT: 978-0-547-22197-7

40 ANS: I PTS: 1 DIF: 1 TOP: Lesson 3.1 Solve One-Step Equations KEY: linear equations | one-step | solve MSC: Knowledge NOT: 978-0-547-22197-7

41 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.3.5TOP: Lesson 3.1 Solve One-Step Equations KEY: linear equation | word | modelMSC: Application NOT: 978-0-547-22197-7

42 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.5TOP: Lesson 3.2 Solve Two-Step Equations KEY: linear | step | solve | fraction | equation MSC: ComprehensionNOT: 978-0-547-22197-7

43 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.G.2.5 | MA.912.A.1.4 TOP: Lesson 3.2 Solve Two-Step Equations KEY: equation | model | linear equations MSC: Application NOT: 978-0-547-22197-7

44 ANS: G PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.A.1.4TOP: Lesson 3.3 Solve Multi-Step Equations KEY: multi-step equations | solveMSC: Application NOT: 978-0-547-22197-7

45 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.A.1.4TOP: Lesson 3.3 Solve Multi-Step Equations KEY: multi-step equations | solveMSC: Analysis NOT: 978-0-547-22197-7

46 ANS: H PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.A.1.4TOP: Lesson 3.3 Solve Multi-Step Equations KEY: multi-step equations | modelMSC: Application NOT: 978-0-547-22197-7

47 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.G.2.5 | MA.912.A.1.4 TOP: Lesson 3.3 Solve Multi-Step Equations KEY: multi-step equations | write | model MSC: ApplicationNOT: 978-0-547-22197-7

48 ANS: I PTS: 1 DIF: 2 STA: MA.912.A.3.5 | MA.912.A.1.4TOP: Lesson 3.3 Solve Multi-Step Equations KEY: multi-step equations | model | write MSC: ApplicationNOT: 978-0-547-22197-7

49 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.10.2TOP: Lesson 3.3 Solve Multi-Step Equations KEY: solve | word | modelMSC: Synthesis NOT: 978-0-547-22197-7

50 ANS: H PTS: 1 DIF: 1 STA: MA.912.A.5.4TOP: Lesson 3.5 Write Ratios and Proportions KEY: word | proportionMSC: Comprehension NOT: 978-0-547-22197-7

51 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 3.5 Write Ratios and Proportions KEY: ratio | word | proportion | real-life | sample | predict MSC: SynthesisNOT: 978-0-547-22197-7

ID: A

5

52 ANS: H PTS: 1 DIF: 1 STA: MA.912.A.5.4TOP: Lesson 3.6 Solve Proportions Using Cross Products KEY: solve | proportion | checkMSC: Knowledge NOT: 978-0-547-22197-7

53 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 3.6 Solve Proportions Using Cross Products KEY: solve | word | variable | multiply | proportion MSC: ApplicationNOT: 978-0-547-22197-7

54 ANS: H PTS: 1 DIF: 2 STA: MA.912.G.2.5TOP: Lesson 3.6 Solve Proportions Using Cross Products KEY: ratio | word | polygon | scale | proportion MSC: ApplicationNOT: 978-0-547-22197-7

55 ANS: A PTS: 1 DIF: 1 STA: MA.912.A.10.1 | MA.912.G.8.2 | MA.912.T.5.1 TOP: Lesson 3.7 Solve Percent Problems KEY: percent | estimateMSC: Knowledge NOT: 978-0-547-22197-7

56 ANS: G PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 3.7 Solve Percent Problems KEY: percent | wordMSC: Application NOT: 978-0-547-22197-7

57 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 3.7 Solve Percent Problems KEY: word | divide | percent | increase | decrease | change MSC: ApplicationNOT: 978-0-547-22197-7

58 ANS: H PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 3.7 Solve Percent Problems KEY: data | word | real-world | percent | analyze MSC: EvaluationNOT: 978-0-547-22197-7

59 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.1.4TOP: Lesson 3.7 Solve Percent Problems KEY: percent | table | surveyMSC: Evaluation NOT: 978-0-547-22197-7

60 ANS: I PTS: 1 DIF: 2 STA: MA.912.A.3.3 | MA.912.A.1.4TOP: Lesson 3.8 Rewrite Equations and Formulas KEY: solve | equation | word | real-life | formula MSC: ApplicationNOT: 978-0-547-22197-7

61 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.3 | MA.912.A.1.4TOP: Lesson 3.8 Rewrite Equations and Formulas KEY: solve | equation | solution | word | formula | force MSC: ApplicationNOT: 978-0-547-22197-7

62 ANS: I PTS: 1 DIF: 2 TOP: Lesson 4.1 Plot Points in a Coordinate Plane KEY: graph | ordered pairsMSC: Knowledge NOT: 978-0-547-22197-7

63 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.8 | MA.912.A.3.12TOP: Lesson 4.1 Plot Points in a Coordinate Plane KEY: linear | graph | equationMSC: Comprehension NOT: 978-0-547-22197-7

64 ANS: F PTS: 1 DIF: 1 TOP: Lesson 4.3 Graph Using Intercepts KEY: y-intercept | x-intercept | lineMSC: Knowledge NOT: 978-0-547-22197-7

ID: A

6

65 ANS: C PTS: 1 DIF: 2 STA: MA.912.A.2.2TOP: Lesson 4.4 Find Slope and Rate of Change KEY: interpret | graphMSC: Analysis NOT: 978-0-547-22197-7

66 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.9TOP: Lesson 4.5 Graph Using Slope-Intercept Form KEY: slope | y-intercept | lineMSC: Knowledge NOT: 978-0-547-22197-7

67 ANS: C PTS: 1 DIF: 2 TOP: Lesson 4.5 Graph Using Slope-Intercept Form KEY: linear | graph | change | slope | function MSC: ComprehensionNOT: 978-0-547-22197-7

68 ANS: G PTS: 1 DIF: 3 TOP: Lesson 4.5 Graph Using Slope-Intercept Form KEY: linear function | linear equationMSC: Comprehension NOT: 978-0-547-22197-7

69 ANS: C PTS: 1 DIF: 2 STA: MA.912.A.3.12TOP: Lesson 4.5 Graph Using Slope-Intercept Form KEY: application | linear equations | multi-step equations NOT: 978-0-547-22197-7

70 ANS: H PTS: 1 DIF: 2 TOP: Lesson 4.6 Model Direct Variation KEY: word | linear equationMSC: Application NOT: 978-0-547-22197-7

71 ANS: A PTS: 1 DIF: 1 STA: MA.912.A.3.7TOP: Lesson 5.1 Write Linear Equations in Slope-Intercept Form KEY: slope-intercept | line MSC: Knowledge NOT: 978-0-547-22197-7

72 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.7 | MA.912.A.3.10 | MA.912.A.3.12 | MA.912.G.1.4TOP: Lesson 5.1 Write Linear Equations in Slope-Intercept Form KEY: graph | slope MSC: Comprehension NOT: 978-0-547-22197-7

73 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.10.1 | MA.912.G.8.2 | MA.912.T.5.1 TOP: Lesson 5.1 Write Linear Equations in Slope-Intercept Form KEY: linear | equation | word | slope | model | intercept MSC: ApplicationNOT: 978-0-547-22197-7

74 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.7 | MA.912.A.3.10TOP: Lesson 5.2 Use Linear Equations in Slope-Intercept Form KEY: function | linear | point | slope-intercept MSC: ComprehensionNOT: 978-0-547-22197-7

75 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.7 | MA.912.A.3.10TOP: Lesson 5.2 Use Linear Equations in Slope-Intercept Form KEY: function | linear | point | slope-intercept MSC: ComprehensionNOT: 978-0-547-22197-7

76 ANS: H PTS: 1 DIF: 3 TOP: Lesson 5.3 Write Linear Equations in Point-Slope Form KEY: linear function MSC: Analysis NOT: 978-0-547-22197-7

ID: A

7

77 ANS: DFor a sequence to be an arithmetic sequence, each number subtracted from the one before it should result in a common difference.This sequence is arithmetic. Each term differs from the previous one by 8.

FeedbackA Find the difference between each term and the one before it. If this difference is

always the same, the sequence is arithmetic.B Find the difference between each term and the one before it. If this difference is

always the same, the sequence is arithmetic.C Find the difference between each term and the one before it. If this difference is

always the same, the sequence is arithmetic.D Correct!

PTS: 1 DIF: 1 TOP: Lesson 5.3 Write Linear Equations in Point-Slope Form KEY: arithmetic sequence NOT: 978-0-547-22197-7

78 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.10TOP: Lesson 5.5 Write Equations of Parallel and Perpendicular LinesKEY: line | point | equation | slope | parallel MSC: ComprehensionNOT: 978-0-547-22197-7

79 ANS: A PTS: 1 DIF: 1 STA: MA.912.A.3.10TOP: Lesson 5.5 Write Equations of Parallel and Perpendicular LinesKEY: line | equation | perpendicular MSC: Comprehension NOT: 978-0-547-22197-7

80 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.10TOP: Lesson 5.5 Write Equations of Parallel and Perpendicular LinesKEY: line | equation | parallel MSC: Comprehension NOT: 978-0-547-22197-7

81 ANS: A PTS: 1 DIF: 3 TOP: Lesson 5.5 Write Equations of Parallel and Perpendicular LinesKEY: equation | perpendicular MSC: Comprehension NOT: 978-0-547-22197-7

82 ANS: F PTS: 1 DIF: 2 TOP: Lesson 5.5 Write Equations of Parallel and Perpendicular LinesKEY: equation | identify | parallel | perpendicular | graph | intersect MSC: Knowledge NOT: 978-0-547-22197-7

83 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.11 | MA.912.S.3.1 | MA.912.S.4.5 | MA.912.S.5.9TOP: Lesson 5.6 Fit a Line to Data KEY: scatter plot MSC: ComprehensionNOT: 978-0-547-22197-7

84 ANS: I PTS: 1 DIF: 1 STA: MA.912.A.3.11 | MA.912.S.5.8 | MA.912.A.1.4 TOP: Lesson 5.7 Predict with Linear Models KEY: graph | estimate | scatter plot | predict | extrapolate MSC: KnowledgeNOT: 978-0-547-22197-7

ID: A

8

85 ANS: B PTS: 1 DIF: 3 STA: MA.912.A.3.4 | MA.912.A.3.5TOP: Lesson 6.2 Solve Inequalities Using Multiplication and DivisionKEY: divide | inequality | word MSC: Application NOT: 978-0-547-22197-7

86 ANS: I PTS: 1 DIF: 3 TOP: Lesson 6.2 Solve Inequalities Using Multiplication and DivisionKEY: inequality | word | translate MSC: Analysis NOT: 978-0-547-22197-7

87 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.3.4 | MA.912.A.3.5TOP: Lesson 6.3 Solve Multi-Step Inequalities KEY: multi-step | inequalityMSC: Knowledge NOT: 978-0-547-22197-7

88 ANS: H PTS: 1 DIF: 2 TOP: Lesson 6.4 Solve Compound Inequalities KEY: inequality | word | metric | condition | units MSC: ApplicationNOT: 978-0-547-22197-7

89 ANS: C PTS: 1 DIF: 2 TOP: Lesson 6.4 Solve Compound Inequalities KEY: multi-step | compound inequalityMSC: Application NOT: 978-0-547-22197-7

90 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.6TOP: Lesson 6.5 Solve Absolute Value Equations KEY: absolute value | solve | equationMSC: Knowledge NOT: 978-0-547-22197-7

91 ANS: B PTS: 1 DIF: 2 STA: MA.912.A.2.3TOP: Lesson 6.5 Solve Absolute Value Equations NOT: 978-0-547-22197-7

92 ANS: G PTS: 1 DIF: 2 STA: MA.912.A.2.3TOP: Lesson 6.5 Solve Absolute Value Equations NOT: 978-0-547-22197-7

93 ANS: D PTS: 1 DIF: 3 STA: MA.912.A.2.3TOP: Lesson 6.5 Solve Absolute Value Equations NOT: 978-0-547-22197-7

94 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.6TOP: Lesson 6.6 Solve Absolute Value Inequalities KEY: absolute value | inequalityMSC: Knowledge NOT: 978-0-547-22197-7

95 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.6TOP: Lesson 6.6 Solve Absolute Value Inequalities KEY: graph | absolute value | inequalityMSC: Knowledge NOT: 978-0-547-22197-7

96 ANS: G PTS: 1 DIF: 2 STA: MA.912.A.3.4TOP: Lesson 6.6 Solve Absolute Value Inequalities KEY: inequality | solve | absolute valueMSC: Comprehension NOT: 978-0-547-22197-7

97 ANS: C PTS: 1 DIF: 2 STA: MA.912.A.3.4TOP: Lesson 6.6 Solve Absolute Value Inequalities KEY: absolute value | inequality | solveMSC: Comprehension NOT: 978-0-547-22197-7

98 ANS: I PTS: 1 DIF: 3 STA: MA.912.A.3.4TOP: Lesson 6.6 Solve Absolute Value Inequalities KEY: absolute value | inequality | solveMSC: Comprehension NOT: 978-0-547-22197-7

99 ANS: A PTS: 1 DIF: 2 STA: MA.912.A.3.12TOP: Lesson 6.7 Graph Linear Inequalities in Two Variables KEY: graph | linear inequalityMSC: Knowledge NOT: 978-0-547-22197-7

100 ANS: F PTS: 1 DIF: 2 STA: MA.912.A.3.12TOP: Lesson 6.7 Graph Linear Inequalities in Two Variables KEY: graph | linear inequalityMSC: Knowledge NOT: 978-0-547-22197-7

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