1. Math Chapter 16 Review

3. ⅛ Complete the chart. Write all fractions in simplest form. Fractions
Decimals
Percents
.22 7% ⅛

4. ⅛ Complete the chart. Write all fractions in simplest form. Fractions
Decimals
Percents
22 = 11
.22
22% 7
100
.07 7% ⅛
.125
12.5%

5. Write the decimal, fraction (in simplest form) and percent that represent the shaded part.

6. Write the decimal, fraction (in simplest form) and percent that represent the shaded part.
.55
55 =
55%

7. All shapes to triangles.
Use the picture to write the ratios.
Tell whether the ratio compares
part to part, part to whole, or whole to part.
All shapes to triangles.
Rectangles to ovals.
Ovals to all shapes.

8. All shapes to triangles. 18 : 9 whole to part Rectangles to ovals.
Use the picture to write the ratios.
Tell whether the ratio compares
part to part, part to whole, or whole to part.
All shapes to triangles.
18 : whole to part
Rectangles to ovals.
3 : 6 part to part
Ovals to all shapes.
6 : 18 part to whole

9. Which of the following shows
two equivalent ratios?
a. 7 : 9 and 14 : 16
7 : 9 and 14 : 18

10. Which of the following shows
two equivalent ratios?
7 : 9 and 14 : 18
7 = 14

11. Write two equivalent ratios for each of the following.
b. 1 3

12. Write two equivalent ratios for each of the following.b
*Note: There is more than 1 right answer.

13. Tell whether the ratios form a proportion.
Write yes or no.
4 and and 27

14. Tell whether the ratios form a proportion.
Write yes or no.
4 and and 27
Yes No

15. Solve the following proportions using Cross Products. Show your work!!
8 = x 9 = 12
x 20

16. Solve the following proportions using Cross Products. Show your work!!
8 = x 9 = 12
x 20
36x = 8(54) x = 9(20)
36x = x = 180
x = x = 15

17. Find the % of the number. 75% of 120

18. Find the % of the number. 75% of 120 .75 x 120 = 90

19. Find the % of the number. 30% of 50

20. Find the % of the number. 30% of 50 .30 x 50 = 15

21. Find the % of the number. 6% of 300

22. Find the % of the number. 6% of 300 .06 x 300 = 18

23. What is the unit rate ? Show your work!!
a. Earn $56 for an 8 hour day
b. Score points in 15 games

24. What is the unit rate ? Show your work!!
$$ $56 = x
hours x = $7 per hour
b. points = x
games x = 8 points per game

25. If the map scale is 1 in. = 15 miles, what is the map distance if the actual distance is 60 miles?

26. If the map scale is 1 in. = 15 miles, what is the map distance if the actual distance is 60 miles? Inch = x Miles x = 1(60) 15x = x = 4 inches

27. It takes Kenny 25 minutes to inflate the tires of 50 bicycles
It takes Kenny 25 minutes to inflate the tires of 50 bicycles. How long will it take him to inflate the tires of 120 bicycles?

28. It takes Kenny 25 minutes to inflate the tires of 50 bicycles
It takes Kenny 25 minutes to inflate the tires of 50 bicycles. How long will it take him to inflate the tires of 120 bicycles? minutes = x bicycles x = 25 (120) x = 3, x = 60 minutes

29. How many pizzas do you need for a party of 135 people if at the last party, 90 people ate 52 pizzas?

30. How many pizzas do you need for a party of 135 people if at the last party, 90 people ate 52 pizzas? pizzas = x people x = 52 (135) x = 7, x = 78 pizzas

31. Practice, Practice!