This Weeks AgendaMonday – Test ReviewTuesday – Test 2Wednesday – Test Review, Organize Notebooks

Thursday and Friday – Similar Figures

Test 2 Review

7th Grade Math11-4-07

Integers (+ and - numbers)

1. The temperature was 10 degrees below zero. It rose 13 degrees over the day. What is the current temperature?

Integers

2. A diver is 12.3 feet above the coral reef. He dives down 5.6 feet. How far from the reef is he now?

Integers

3. Homer has lost 6 pounds per month. How much more did she weigh 3 months ago?

Fractions

4. McKenzie added 4 ¼ yards of ribbon to 2 1/3 yards. What is the total amount of ribbon?

Fractions

5. Hayden has ¾ of a pizza he has to share with 5 friends. Write an expression to solve this problem?

Equations

6. 3 x 7 – 14 = xRemember your order of

operationsP – E – M – D – A - S

Equations

7. n – 6 = - 58. n + 10 = -29. 3n = -21

Ratio

10. Write a ratio equivalent to 3:5

11. Simplify the ratio 14:21

Unit Rate

12. The population of Corunna is 35,000 and the area is 500 square miles. What is the population density, in people per square mile?

Unit Rate

13. Ashley swam 140 meters in 1 minute and 25 seconds. What is her speed in meters per second?

Conversions14. Plums is selling apples for

$4.25 per pound. Express this rate as cost per ounce.

15. A car travels at a rate of 33 feet per second. What would the rate be in miles per hour? (mph)

Proportions

16. The ratio of girls to boys in math class is 5:4. How many girls are there if there are 9 boys?

Proportions17. The distance between the office and Ms. McKee’s room is 3.2 centimeters on a map. The scale on the map is 1cm = 15 meters. What is the actual distance between the office and Ms. McKee’s room.

Percents18. 15% of what number is 50?

19. 32 is what percent of 45?

20. 14 is 30% of what number?

Percents

21. The Phillips family tipped their waitress $11.00 for a $55.00 dinner bill. What percent did they tip their server?

Percents

22. Alec wants to buy a comic book that is on sale. The comic book is $3.50, but is 15% off the original price. How much money will Alec need to buy the comic book?