Page 289 - Basic College Mathematics with Early Integers

266 C HAPTE R 3 I FRACTIONS

29 18 48 54
27. 28. 29. 30.
32 23 6 9

31. There are 12 inches in a foot.What fractional part of 32. Six out of 15 cars are white.What fraction of the cars
a foot does 8 inches represent? are not white?
12 inches 1 foot
8 inches

Determine whether each two fractions are equivalent.

10 4 30 9
33. and 34. and
34 14 50 15

(3.3) Multiply.Write each answer in simplest form.

3 1 6 5 24 15 39 7 5
35. - # 36. # 37. - # a- b 38. # #
5 2 7 12 5 8 3 13 21

1 3 5 2 2
39. a - b 40. a - b 41. Evaluate xy if x = 42. Evaluate ab if a =-7
3 12 3
1 9
and y = . and b = .
5 10

Find the reciprocal of each number.
14
43. 7 44.
23

Divide.Write each answer in simplest form.

3 3 21 7 5
45. - , 46. , 47. , 1-22
4 8 4 5 3

9 1 9
48. - ,- 49. Evaluate x , y if x = and 50. Evaluate a , b if a =-5 and
2 3 7
3 2
y = . b = .
4 3

Find the area of each figure.

51. 52.
Rectangle √ feet Square s meter

V feet Copyright 2012 Pearson Education, Inc. Copyright 2012 Pearson Education, Inc.