1. Rename the fraction in lowest terms.
12 18
2 3 =

2. Rename the fraction in lowest terms.
7 18 =

3. Rename the mixed number as an improper fraction.
3 5 −5
28 5
= −

4. Rename the mixed number as an improper fraction.
6 11 2
28 11 =

5. Rename the improper fraction as a mixed number.19 8
3 8
= 2

6. Rename the improper fraction as a mixed number.
25 4 −
1 4
= −6

7. Evaluate when x = – 4, y = 3, and z = 7.
3x z
12 7
= −

8. Evaluate when x = – 4, y = 3, and z = 7.
yz 5x
= −

9. Compare using <, =, or >.
5 9
8 11
<

10. Compare using <, =, or >.
9 4
7 3 –
> –

11. Compare using <, =, or >.– –
3 10
2 7
<

12. Compare using <, =, or >.
8 15
7 13
<

13. 5 7 –
2 3
, –
7 9
4 5

14. Find three equivalent fractions.–
5 7
1014 –
15 21
, –
20 28

15. Find three equivalent fractions.
9 2
184
27 6 ,
36 8

16. Convert the fraction to a decimal.
2 5 =
0.4

17. Convert the fraction to a decimal.
5 8 =
0.625

18. Convert the fraction to a decimal.
15 8 =
1.875

19. Convert the fraction to a decimal.
7 3 =
2.3

20. Convert the fraction to a decimal. =
0.916

21. Convert the fraction to a decimal.
9 16 =
0.5625

22. Convert the decimal to a fraction in lowest terms. =
0.52

23. Convert the decimal to a mixed number in lowest terms.
4 25
= − 4
– 4.16

24. Convert the decimal to a mixed number in lowest terms.
2 3
= − 6
– 6.6

25. If there are 26 brown, 28 yellow, 26 red, 48 blue, 40 tan, and 32 green marbles in a bag, find the ratio of red to blue in lowest terms.
13 24

26. If there are 26 brown, 28 yellow, 26 red, 48 blue, 40 tan, and 32 green marbles in a bag, find the ratio of green to brown in lowest terms.
16 13

27. If there are 26 brown, 28 yellow, 26 red, 48 blue, 40 tan, and 32 green marbles in a bag, find the ratio of red to brown in lowest terms. 1

28. A bag of grass seed contains 58 lb. of Kentucky bluegrass and 42 lb
A bag of grass seed contains 58 lb. of Kentucky bluegrass and 42 lb. of fine fescue. What is the ratio of bluegrass to fescue?
29 21

29. Twenty-four teachers teach six hundred students at Faith Christian Academy. What is the student-to-teacher ratio in this school?
25 to 1

30. Mrs. Benton graded an English test that she gave to her eighth-grade class. The results were 3 As, 8 Bs, 12 Cs, 2 Ds, and 2 Fs. What is the ratio of Bs to Ds in this class? As to Cs?
4 1
1 4

31. Find the unit rate.
450 mi. on 15 gal.
30 mi./gal.

32. Find the unit rate.
$69 for 6 hr.
$11.50/hr.

33. Find the unit rate.
240 calories in 5 oz.
48 calories/oz.

34. Find the unit rate.
$1.80 for 12 rolls
$0.15/roll

35. What are the extremes and means in the proportion?
x y
m n =
extremes: m and y
means: n and x

36. x 9
4 15
Solve = .
x = = 2.4
12 5

37. 8 a
12 33
Solve = .
a = 22

38. 22 9
y 3
Solve = .
y =
22 3

39. 5 7
18 z
Solve = .
z = = 25.2
126 5

40. –
5 3 x9
Solve = .
x = –15

41. 3x 7
4 5
Solve =
x =
28 15

42. Will makes three out of every five free throws he attempts
Will makes three out of every five free throws he attempts. If he shot 65 free throws during the season, how many did he make?
39 free throws

43. A cookie recipe that makes three dozen cookies calls for 2 cups of flour. How many cups of flour will be needed to make only two dozen cookies?
1⅓ cups of flour

44. Classify the number as natural, whole, integer, rational, or irrational.√5
irrational

45. Classify the number as natural, whole, integer, rational, or irrational.
–18
integer

46. Classify the number as natural, whole, integer, rational, or irrational.
5 9
rational

47. Classify the number as natural, whole, integer, rational, or irrational.29
natural

48. Inverse Property of Multiplication
Name the property illustrated by the following. 16
6 • = 1
Inverse Property of Multiplication

49. Distributive Property
Name the property illustrated by the following.
– 9(x + 2) = – 9x – 18
Distributive Property

50. State the mathematical significance of Leviticus 27:32.