Lessons

General Aptitude
9.1 Numbers - General Questions

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Q.

If n is a natural number, then (6n2 + 6n) is always divisible by:

View Answer

Correct choice: B

Explanation:

(6n2 + 6n) = 6n(n + 1), which is always divisible by 6 and 12 both, since n(n + 1) is always even.
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