SOLUTION: Which of the following has the same set of prime factors as 252? (A) 14 (B) 36 (C) 42 (D) 56 (E) 105

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Question 253182: Which of the following has the same set of prime factors as 252?
(A) 14 (B) 36 (C) 42 (D) 56 (E) 105
Answer by palanisamy(496) About Me  (Show Source):
You can put this solution on YOUR website!
252 = 2*126
= 2*2*63
= 2*2*3*21
= 2*2*3*3*7
So the prime factors of 252 are 2,3 and 7
Therefore the number 2*3*7 = 42 has the same prime factors of 252