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Least Common Denominator
Test Description: Least Common Denominator
Instructions: Answer all questions to get your test result.
1) What is the LCD for 1/2 and 1/5?
A
5
B
2
C
10
D
20
2) What is the LCD for 2/3 and 1/2?
A
24
B
2
C
12
D
6
3) What is the LCD for 2/3 and 3/4?
A
12
B
4
C
24
D
3
4) What is the LCD for 5/8 and 1/4?
A
24
B
12
C
8
D
4
5) What is the LCD for 3/4 and 2/6?
A
24
B
12
C
20
D
36
6) What is the LCD for 1/7 and 2/3?
A
3
B
42
C
73
D
21
7) What is the LCD for 1/4 and 2/5?
A
20
B
5
C
40
D
10
8) What is the LCD for 5/6 and 4/9?
A
36
B
54
C
9
D
18
9) What is the LCD for 3/5 and 1/6?
A
20
B
30
C
60
D
40
10) What is the LCD for 1/2 and 3/4?
A
8
B
4
C
2
D
16
11) What is the LCD for 2/3 and 1/6?
A
6
B
18
C
3
D
12
12) What is the LCD for 2/9 and 1/4?
A
9
B
36
C
32
D
16
13) What is the LCD for 3/5 and 7/8?
A
8
B
80
C
40
D
20
14) What is the LCD for 3/4 and 3/10?
A
40
B
20
C
32
D
4
15) What is the LCD for 1/4 and 5/7?
A
35
B
20
C
14
D
28
16) What is the LCD for 1/3 and 8/9?
A
9
B
27
C
3
D
30
17) What is the LCD for 5/6 and 3/8?
A
48
B
12
C
36
D
24
18) What is the LCD for 2/7 and 1/5?
A
21
B
10
C
14
D
35
19) What is the LCD for 1/2 and 4/7?
A
14
B
2
C
7
D
28
20) What is the LCD for 2/8 and 7/10?
A
40
B
120
C
80
D
10
*select an answer for all questions
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