vomhorizon wrote:

A number 15B is divisible by 6. Which of thse will be true about the positive integer B?

(A) B will be even

(B) B will be Odd

(C) B will be divisible by 6

(D) Both a & b

(E) A, B and C

15B/6 = integer

Since we know that prime numbers of 15 are 3 and 5, B has to have at least one 2 so that the result can be an integer.

Moreover, B has to be even since it has at least one 2.

Correct answer is A.

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