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Aptitude · Q47

Problems On H.C.F And L.C.M

Competitive Exams · Aptitude · question 47

Q47

Which of the following is a pair of co-primes ?

A.
(16, 12)
B.
(18, 25)
Answer
C.
(21, 35)
D.
(23, 92)

Answer: Option B

Solution

Answer: Option B
Solution:
H.C.F. of 18 and 25 is 1
So, they are co-primes
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