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Which pair of numbers is relatively prime? A. 21 and 39 B. 10 and 21 C. 12 and 54 D. 15 and 27

Which pair of numbers is relatively prime? A. 21 and 39 B. 10 and 21 C. 12 and 54 D. 15 and 27
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2 votes
Which pair of numbers is relatively prime?

A.
21 and 39

B.
10 and 21

C.
12 and 54

D.
15 and 27

User GyD
by
8.0k points

1 Answer

5 votes
B. 10 and 21 are relatively prime because they have no common factors
User Stephen Woodbridge
by
8.1k points
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