Basic college mathematics an applied approach 10th edition aufmann test bank

1. Find the least common multiple (LCM) of the numbers 8, 6.
A) 48
B) 2
C) 24
D) 1
E) 8

2. Find the least common multiple (LCM) of the numbers 10, 16.
A) 10
B) 2
C) 160
D) 1
E) 80

3. Find the least common multiple (LCM) of the numbers 14, 10.
A) 1
B) 2
C) 140
D) 70
E) 14

4. Find the least common multiple (LCM) of the numbers 4, 10, 16.
A) 80
B) 2
C) 640
D) 1
E) 4

5. Find the greatest common factor (GCF) of the numbers 6, 4.
A) 12
B) 2

C) 24
D) 1
E) 6

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6. Find the greatest common factor (GCF) of the numbers 10, 24.
A) 2
B) 120
C) 240
D) 1
E) 10

7. Find the greatest common factor (GCF) of the numbers 24, 48.
A) 48
B) 24
C) 1152
D) 1
E) 2

8. Find the greatest common factor (GCF) of the numbers 10, 16, 34.
A) 1360
B) 5440
C) 2
D) 1
E) 10

9. Find the greatest common factor (GCF) of the numbers 12, 18, 24.
A) 6

B) 12
C) 18
D) 24
E) 216

10. Identify the following fraction as a proper fraction, an improper fraction, or a mixed
number.
23
5
A) Proper fraction
B) Mixed number
C) Improper fraction

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11. Identify the following fraction as a proper fraction, an improper fraction, or a mixed
number.
2
8
3
A) Improper fraction
B) Mixed number
C) Proper fraction

12. Identify the following fraction as a proper fraction, an improper fraction, or a mixed
number.
13
16
A) Improper fraction

B) Mixed number
C) Proper fraction

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13. Express the shaded portion of the circle as a fraction.

A)
B)
C)
D)
E)

1
2
1
3
2
4
1
9
3
4

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14. Express the shaded portion of the circles as a mixed number.

A)

3
2
B)
1
1
2
C)
2
1
3
D)
2
2
5
E)
3
2
2
1

15. Express the shaded portion of the circles as an improper fraction.

A)
B)
C)
D)
E)

2
6
2
3
3
8
3
2
8
3

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16.

2

Shade
A)

2
3 out of 3 circles.

B)

C)

D)

E)

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17.

25
Write the improper fraction 7 as a mixed number or a whole number.
A)
2
4
7
B)
4
4
7
C)
2
2
7
D)
4
2
7
E)
4
3
7

18.

28
Write the improper fraction 4 as a mixed number or a whole number.
A) 7
B)
3
7
4
C)
3
6
8
D)
3
9
4
E) 9

19.

3

Write the mixed number
A) 4
3
B) 5
3
C) 10
3

D) 3
E) 1
3

1
3 as an improper fraction.

Page 7


20. Write an equivalent fraction with the given denominator.
3
?

13 52
A) 3
52
B) 13
52
C) 16
52
D) 12
52
E) 19
52

21. Write an equivalent fraction with the given denominator.
?
5
6

A) 31
6
B) 30
6
C) 36
6
D) 5
6
E) 37
6

22. Write the fraction in simplest form.
7
25
A) 14
25
B) 7
50
C) 7
25
D) 1
E) 0

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23. Write the fraction in simplest form.
4
60
A) 2

15
B) 1
30
C) 1
15
D) 60
4
E)
4
60

24. Write the fraction in simplest form.
0
50
A) 0
B) 1
C) 50
D) 25
E) 
25. Write the fraction in simplest form.
3
3
A) 3
3
B) 9
C) 0
D) 6
E) 1

Page 9

26. Write the fraction in simplest form.
15
24
A) 24
15
B) 5
16
C) 5
4
D) 5
8
E) 15
24

27. Write the fraction in simplest form.
48
4
A) 48
B) 1
12
C) 4
D) 1
4
E) 12
28. Add:
7 1

17 17

A) 8
34
B) 8
17
C) 6
17
D) 6
34
E) 1

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29. Add:

1 7

8 8
A) 3
8
B) 1
2
C) 3
4
D) 8
E) 1
30. Add:

A)
B)

C)
D)
E)

31.

5 6 9
 
7 7 7
6
2
7
11
7
3
7
3
2
7
6
7

9
11 9
Find the sum of 7 , 7 , and 7 .
A)
1
4
14
B) 29

7
C) 1
14
D)
29
4
7
E) 1
7

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32. Add:

7
1

20 12
A)
13
1
30
B) 13
30
C) 13
60
D)
13
2

60
E)
13
1
60

33. Add:

A)
B)
C)
D)
E)

4 9 9
 
5 10 20
3
3
20
3
2
10
3
2
20
3
20
3
10

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34.

1
1
What is 3 added to 5 ?
A) 8
15
B)
8
1
15
C) 4
15
D)
1
2
4
E) 1
4

35.

3
7 3
Find the sum of 10 , 8 , and 4 .
A)

33
3
80
B)
33
3
40
C)
33
1
80
D)
33
1
40
E)
33
2
80

36.

1 3
1
Find the total of 2 , 8 , and 3 .
A)
5
1
24
B)

5
3
24
C)
5
1
48
D)
5
3
48
E)
5
2
24

Page 13


37. Add:

5
3
2
12
10
A)
43
12
72

B)
43
12
60
C)
43
11
60
D)
43
11
72
E)
43
12
600
9

38. Add:
4


A)

6

3
8

9

64
B)
3
11
8
C)
3
10
8
D)
9
10
64
E)
1
11
8
11

Page 14


39. Add:
4

4
5

 8

A)

4
5
B)
4
13
5
C)
4
13
5
D)
4
12
5
E)
2
13
5
12

40. Add:
22

A)
B)
C)
D)
E)

1
2

1
2
1
4
2
1
5
4
1
4
4
1
5
12
5

Page 15


41. Add:

7

21
4
25

A) 12
B)
21
12
25
C)
21
12
50
D)
21
11
50
E)
21
11
25

42.

5 2
1
1 1  2
2.
Add: 7 5
A)
43
6
70

B)
43
5
70
C)
43
5
490
D)
43
6
490
E)
43
6
280

43.

5

Find the sum of
A)
5
7
18
B)
5
8
24

C)
5
8
18
D)
5
7
24
E)
5
8
32

3
5
1
8 and 6 .

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44.

45.

6
3
3
Find 11 more than 4 .
A)

13
11
121
B)
13
11
44
C)
13
11
16
D)
13
10
16
E)
13
10
44
6

6

What is
A)
15
17
28
B)
15

16
28
C)
15
17
16
D)
15
16
16
E)
15
17
49

1
2
10
4 added to
7?

46.
Find the total of 2 ,
A)
11
7
24
B)
11
6

24
C)
11
7
144
D)
11
6
144
E)
11
7
192

3

5
5
1
6 , and 8 .

Page 17


47.

1

1
8 inches thick. Find the total thickness of the

A table 35 inches high has a top that is
1
2
table top after a 16 inches veneer is applied.
A)
3
4
16 inches
B)
3
3
16 inches
C)
3
4
256 inches
D)
3
3
256 inches
E)
3
4
128 inches

48.

1

1
2
1
4
1
2, 3, 2,

You are working on a part-time job for $21 per hour. You worked 5,
1
8
and 3 hours during the last five days.
a. Find the total number of hours you worked during the last five days.
b. Find your total wages for the five days.
A) (a) 24 hours; (b) $504 pay.
B) (a) 3 hours; (b) $504 pay.
C) (a) 24 hours; (b) $483 pay.
D) (a) 3 hours; (b) $483 pay.
E) (a) 3 hours; (b) $525 pay.

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49.

2

The course of a yachting race is in the shape of a triangle with sides that measure
1
5
2

5
miles, 2 miles, and 8 miles. Find the total length of the course.
A)
33
12
40 miles
B)
33
10
40 miles
C)
33
10
80 miles
D)
33
12
80 miles
E)
33
9
80 miles

50. Subtract:
11
19
10

19
A) 1

19
B)
1
1
19
C)
1
1
38
D) 1
38
E)
1
2
19

Page 19

7
10


51. Subtract:

A)
B)
C)
D)
E)

52.

5
11
3

11
1
1
11
2
1
11
2
11
1
11
2
2
11

5
12
What is 19 less than 19 ?
A)
7
2
19
B)
7

1
19
C)
7
1
38
D) 7
38
E) 7
19

Page 20


53.

13
2
Find the difference between 21 and 21 .
A) 11
42
B)
11
1
21
C)
11
1
42
D) 11

21
E) 11
63

54.

15
9
Find 22 decreased by 22 .
A) 3
22
B) 1
11
C) 3
11
D) 3
44
E)
3
55

55.

11
9
What is 14 minus 14 ?
A) 1
14
B) 1
21

C) 1
7
D) 1
28
E)
1
35

Page 21


56. Subtract:

A)
B)
C)
D)
E)

6
13
1

5
17
845
17
325
17
195

17
65
17
130

57. Subtract:

A)
B)
C)
D)
E)

7
12
6

13
19
156
19
144
19
468
19
312
19
169

Page 22

58.

4
8
What is 17 less than 13 ?
A) 84
289
B) 84
169
C)
84
3757
D)
84
2873
E) 84
221

59.

6
Find the difference between 11 and
A)
5
1
99
B)
5

1
22
C) 10
99
D) 10
891
E)
5
99

60.

8
8
Find 11 decreased by 15 .
A)
4
1
11
B) 32
165
C)
16
1
165
D)
32
1815
E) 16
165

4
9.

Page 23


61.

9
1
What is 14 minus 22 ?
A)
23
1
77
B)
46
1
77
C) 46
77
D) 23
77
E) 92
99

62. Subtract:
7
11

5
 4
11
2
1
7
2
2
11
2
2
7
2
1
11
2
3
11
5

A)
B)
C)
D)
E)

Page 24


63. Subtract:

7
15
2
 11
15
1
2
3
1
3
3
5
3
7
5
2
7
1
2
21
13

A)
B)
C)
D)
E)

64. Subtract:
5

11
1

3


A)

5
11
B)
5
1
11
C)
5
1
22
D)
5
2
22
E)
5
2
11
3

Page 25