Essentials of mathematics an applied approach 9th edition aufmann test bank

1. Find the least common multiple (LCM) of the numbers 8, 10.
A) 80
B) 2
C) 40
D) 1
E) 8

2. Find the least common multiple (LCM) of the numbers 6, 14.
A) 6
B) 2
C) 84
D) 1
E) 42

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

4. Find the least common multiple (LCM) of the numbers 15, 9, 18.
A) 90
B) 3
C) 2430
D) 1
E) 15

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, 26.
A) 2
B) 130
C) 260
D) 1
E) 10

7. Find the greatest common factor (GCF) of the numbers 16, 48.
A) 48
B) 16
C) 768
D) 1
E) 3

8. Find the greatest common factor (GCF) of the numbers 8, 16, 36.
A) 144
B) 4608
C) 4
D) 1
E) 8

9. Find the greatest common factor (GCF) of the numbers 8, 10, 12.
A) 2

B) 8
C) 10
D) 12
E) 80

10. Identify the following fraction as a proper fraction, an improper fraction, or a mixed
number.
5
3
A) Proper fraction
B) Mixed number
C) Improper fraction

Page 2


11. Identify the following fraction as a proper fraction, an improper fraction, or a mixed
number.
5
2
8
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.
5
13
A) Improper fraction

B) Mixed number
C) Proper fraction

Page 3


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

Page 4


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

A)

17
10
B)
7
1
10
C)
8
1
11
D)
10
2
7
E)
17
2
10
1

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

A)
B)
C)
D)
E)

7
20
7
10
10
17
10
7
17
10

Page 5


16.

Shade 1

1
out of 2 circles.
2

A)

B)

C)

D)

E)

Page 6


17.

Write the improper fraction
A)

11
as a mixed number or a whole number.
4

3
8
B)
3
3
4
C)
3
1
8
D)
3
1
4
E)
3

2
4

18.

Write the improper fraction
A)
B)
C)
D)
E)

19.

3

7
1
2
1
6
4
1
9
2
9
7

Write the mixed number 6
A)

B)
C)
D)
E)

14
as a mixed number or a whole number.
2

1
as an improper fraction.
4

23
8
25
8
25
4
6
1
4

Page 7


20. Write an equivalent fraction with the given denominator.
4
?


23 138
A)
4
138
B) 25
138
C) 30
138
D) 24
138
E) 31
138

21. Write an equivalent fraction with the given denominator.
?
3
6
A) 19
6
B) 18
6
C) 24
6
D) 3
6
E) 25
6

22. Write the fraction in simplest form.
5

7
A) 10
7
B) 5
14
C) 5
7
D) 1
E) 0

Page 8


23. Write the fraction in simplest form.
2
26
A) 2
13
B) 1
26
C) 1
13
D) 26
2
E)
2
26

24. Write the fraction in simplest form.
0

44
A) 0
B) 1
C) 44
D) 22
E) 
25. Write the fraction in simplest form.
20
20
A) 20
20
B) 400
C) 0
D) 40
E) 1

Page 9


26. Write the fraction in simplest form.
24
68
A) 68
24
B) 3
17
C) 12
17
D) 6
17

E) 24
68

27. Write the fraction in simplest form.
54
2
A) 54
B) 1
27
C) 2
D) 1
2
E) 27

28. Add:

1 3

13 13
A) 4
26
B) 4
13
C) 2
13
D) 2
26
E) 1

Page 10

29. Add:
7 3

10 10
A) 1
5
B) 1
2
C) 2
5
D) 10
E) 1

30. Add:

A)
B)
C)
D)
E)

31.

11 8 5
 
7 7 7
3
3

7
19
7
3
14
3
3
14
3
7

Find the sum of
A)

5 3
5
, , and .
7 7
7

3
7
B) 13
7
C) 3
7
D)
13
1
7

E) 6
7
1

Page 11


32. Add:
5 5

14 18
A)
40
1
63
B) 40
63
C) 20
63
D)
20
2
63
E)
20
1
63

33. Add:

A)
B)
C)
D)
E)

6 13 15
 
7 14 28
9
3
28
9
2
14
9
2
28
9
28
9
14

Page 12


34.

What is
A)

7
5
added to
?
11
12

7
132
B)
7
2
132
C)
7
1
264
D)
12
3
23
E) 12
23

35.

1

Find the sum of

A)

7 1
1
, , and .
10 2
2

7
20
B)
7
3
10
C)
7
1
20
D)
7
1
10
E)
7
2
20

36.

3

Find the total of
A)

1 7
3
,
, and .
4 12
7

11
42
B)
11
3
42
C)
11
1
84
D)
11
3
84
E)
11
2
42
1

Page 13


37. Add:
5
7
3
12
8
A)
7
10
36
B)
7
10
24
C)
7
9
24
D)
7
9
36
E)
7
10
192

5

38. Add:

3
 5
A)
B)
C)
D)
E)

5
6

5
12
5
9
6
5
8
6
5
8
12
5
9
18
9

Page 14


39. Add:

6

3
5

 10
A)

3
10
B)
3
17
5
C)
3
17
10
D)
3
16
5
E)
3

17
10
16

40. Add:
3 6

A)

5
12

5
12
B)
5
9
12
C)
5
10
48
D)
5
9
48
E)
5
10
144

10

Page 15


41. Add:
10
5
13
A) 14
B)
10
14
13
C)
5
14
13
D)
5
13
13
E)
10
13
13
8

42.

43.

1
1
1
Add: 1  3  4 .
3
2
2
A)
1
10
3
B)
1
9
3
C)
1
9
9
D)
1
10
9
E)
1
10
6

Find the sum of 5
A)

3
1
and 4 .
4
2

1
2
B)
1
11
4
C)
1
11
2
D)
1
10
4
E)
1
11
8
10

Page 16

44.

A)
B)
C)
D)
E)

45.

4
1
more than 1 .
7
2
1
7
49
1
7
14
1
7
4
1
6
4
1

6
14

Find 4

What is 2
A)

3
4
added to 9 ?
8
7

53
56
B)
53
11
56
C)
53
12
64
D)
53
11
64
E)
53

12
49

46.

12

1
5
Find the total of 3 , 2 , and 5 .
2
6
A)
1
11
3
B)
1
10
3
C)
1
11
30
D)
1
10
30
E)
1

11
18

Page 17


47.

A table 35 inches high has a top that is 1
table top after a 1
A)
B)
C)
D)
E)

48.

1
inches thick. Find the total thickness of the
8

5
inches veneer is applied.
16

7
inches
16
7

inches
2
16
7
inches
3
256
7
inches
2
256
7
inches
3
128
3

1
3
3
You are working on a part-time job for $20 per hour. You worked 6, 4 , 4 , 3 ,
4
4
4
1
and 7 hours during the last five days.
4
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) 26 hours; (b) $520 pay.

B) (a) 6 hours; (b) $520 pay.
C) (a) 26 hours; (b) $500 pay.
D) (a) 6 hours; (b) $500 pay.
E) (a) 6 hours; (b) $540 pay.

Page 18


49.

The course of a yachting race is in the shape of a triangle with sides that measure 2
5
1
miles, and 4 miles. Find the total length of the course.
6
2
A)
23
miles
11
24
B)
23
miles
9
24
C)
23
miles
9

48
D)
23
miles
11
48
E)
23
miles
8
48

miles, 2

50. Subtract:

11
14
3

14
A) 4
7
B)
4
1
7
C)
2
1

7
D) 2
7
E)
4
2
7

Page 19

5
8


51. Subtract:

9
13
1

13
A)
4
1
13
B)
8
1
13
C) 8

13
D) 4
13
E)
8
2
13

52.

What is
A)

4
5
less than
?
13
13

1
13
B)
1
1
13
C)
1
1
26

D) 1
26
E) 1
13
2

Page 20


53.

Find the difference between

14
5
and
.
19
19

A)

9
38
B)
9
1
19
C)
9

1
38
D) 9
19
E) 3
19

54.

Find
A)
B)
C)
D)
E)

55.

17
14
decreased by
.
25
25
3
50
1
25
3
25

3
100
3
125

What is
A)
B)
C)
D)
E)

8
7
minus
?
11
11

1
22
1
33
1
11
1
44
1
55

Page 21


56. Subtract:



A)
B)
C)
D)
E)

5
9
1
8

31
648
31
576
31
216
31
72
31
144

57. Subtract:

A)
B)
C)
D)
E)

6
11
3

16
63
176
63
121
21
176
63
352
63
256

Page 22


58.

What is
A)

B)
C)
D)
E)

59.

8
11
less than
?
15
21

37
147
37
75
37
2205
37
1575
37
105

Find the difference between
A)

13
5

and
.
18
12

11
72
B)
11
1
15
C) 11
36
D) 11
432
E) 11
72

60.

1

11
11
decreased by
.
12
14
A)
1

1
6
B) 11
84
C)
11
1
168
D)
11
1008
E) 11
168

Find

Page 23


61.

13
1
minus
?
20
34
A)
211
1

680
B)
211
1
340
C) 211
340
D) 211
680
E) 211
221

What is

62. Subtract:
8
13
6
 1
13
1
3
4
2
4
13
1
4
4
2

3
13
2
5
13
4

A)
B)
C)
D)
E)

Page 24


63. Subtract:
9
17
5
 14
17
A)
4
1
17
B)
4
2
17

C)
4
2
9
D)
4
1
9
E)
4
1
153
15

64. Subtract:

5
11
1

7

A)
B)
C)
D)
E)

5
11

5
5
11
5
5
22
5
6
22
5
6
11
7

Page 25