unit 6 test 2012 2013
TRANSCRIPT
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Unit 6 TestPart 1 – No calculator
2012-2013
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1. Use the given number to find an equivalent fraction and decimal. Circle the correct answers.
Exponential Fraction Decimal Form Form Form
10-2
1001
2001
1001
2001
-0.01
0.01
0.02
-0.02 7.1a
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Which number is NOT a perfect square?
F 4
G 12
H 16
J 367.1d
2.
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Evaluate 10 – 82 ÷ (-4).
A -26
B 6
C 14
D 26
7.1f
3.
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The freezing point (⁰ C) for honey is -3. Graph the absolute value of the freezing point for honey on the number line below.
7.1e
4.
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The area of North America is 24 million square kilometers. What is 24 million written in scientific notation?
A 24,000,000
B 240,000,000
C 2.4 x 107
D 2.4 x 1087.1b
5.
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In an experiment, the temperature fell 48⁰ F over 8 minutes. If the temperature fell at the same rate every minute, how many degrees did it change per minute?
F -6⁰ F
G -8⁰ F
H -24⁰ F
J -40⁰ F 7.3b
6.
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7.1c
7.
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7.1c
8.
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7.1e
9.
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7.1f
10.
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A -15B -3C 3D 15
7.3a
11.
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7.1c
12.
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13.
7.1c
The fraction is equivalent to –
A 0.6%
B 6%
C 60%
D 600%
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Which expression is equivalent to 15 – (-10) ?
F -15 – 10
G 15 – 10
H 15 + 10
J 15 + (-10)
7.3b
14.
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The area of a square is shown below.
A = 49 ft2
7.1d
15.
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A●
B●
Solve each variable expression.
A + B = _______
A – B = _______
AB = _______
A ÷ B = _______
Which expression above has the highest value? ________7.3b
16.
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Which list is ordered from greatest to least?
A , 10%,
B , , 10%
C , , 10%
D 10%, ,
7.1c
17.
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9.25% is equivalent to what decimal?
F 925
G 9.25
H 0.0925
J 0.009257.1c
18.
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7.13b
19.
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Evaluate. 3
43
F -
G
H -
J 7.1f
20.
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Unit 6 Test – Part IICalculator Section
• Raise your hand and turn in the No Calculator Portion of the test.
• Get the answer sheet for questions 21-45.• On Questions 21-45 you may use a calculator,
so go ahead and get it from under your desk.
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7.4
21.
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7.4
Ben wants to buy a guitar. The regular price of the guitar is $329.99. The sale price of the guitar is 20% off the regular price.
22.
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George bought a stereo for $150. What amount of sales tax must he pay if the tax rate is 5%.
A $5.00
B. $7.50
C. $75.00
D. $750.00
7.4
23.
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7.14a
24.
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x x =
Using the model, what is the solution to the equation2x = -16?
A -2B -4C -8D -18
25.
7.14a
-1-1 -1-1
-1-1 -1-1
-1-1 -1-1
-1-1 -1-1
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n + 20 = -15
= -6
26.
7.14a
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7.14a
27.
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7.14a
28.
F c = 4G c = 30H c = 50J c = 400
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What value of h makes the equation below true?
-8h = -24
A -16B -3C 3D 192
29.
7.14a
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A model of an equation is shown below.
n ++
+ +
+=
+
+ +
+ +
+ +
+
What value of n makes the equation true?
F 2
G 4
H 8
J 167.14a
30.
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Solve the word sentence below.
The product of fifteen and a number is negative forty-five.
A -30
B -3
C 3
D 607.14b
31.
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Bruno buys three notebooks for school. Each notebook is the same price. He pays a total of $9. Which equation can be used to find the cost of one notebook, n?
F 3 + n = $9
G n – 3 = $9
H 3n = $9
J 3 ÷ n = $97.14b
32.
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7.13a
7.13b
33.
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7.15a
34.
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35.
7.15a
Evaluate the equation below.
5x = 2
A 3
B 2
C
D 10
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Which inequality has the solution setshown on the graph below?
F m + 6 > 8
G m – 6 > 8
H m – 6 ≥ 8
J m + 6 ≥ 8
36.
7.15b
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5x ______________
Which should be placed on the blank line above to make an equation?
A = -5 B < -5
C + (-5)
D – (-5) 7.13
37.
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7.13
38.
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7.13
39.
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40.
7.15a
Which expression represents the number line below?
F -6 + (-3)
G -3 + 6
H -6 + 3
J 3 + 6
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Part A Write an inequality that represents all the values of x that make the following true? Show your work.
x – 4 < 9
Part B Graph your solution on the number line below.
41.
7.15a
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Which statement represents the Additive Inverse Property?
F 4 + 0 = 4
G 4 + (-4) = 0
H 4(0) = 0
J 4 x 1 = 4 7.16d
42.
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7.16b
43.
A 2(10)B 2(3 + 7)C (7 + 3) ● 2D 2(7) + 2(3)
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7.16c
44.
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Which operation will change the value of any integer except zero?
A Add 0
B Multiply by 1
C Divide by 1
D Multiply by 0
7.16e
45.
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**Bonus**Would you rather work seven days at $20 per day or be paid $2 for the first day and have your salary double every day for a week?
Show your work:
Write a conclusion statement:
______________________________________________________________________________________