Is 6 a Factor of n+3?

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apoorva.srivastva
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Topic: Is 6 a Factor of n+3?

Sat Nov 21, 2009 12:54 am

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Is 6 a Factor of n+3?

(1) n is even and divisible by 3.
(2) n is divisible by 6.

Also Please tell me if "0" is an even number!!!

OA is D

Experts please comment!!!

Source: Kaplan Math Workbook

Last edited by apoorva.srivastva on Sat Nov 21, 2009 1:54 am; edited 1 time in total

palvarez
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Sat Nov 21, 2009 1:40 am

Is n +3 = 0 (mod 6) or n = 3 (mod 6) 1. n = 0 (mod 6) Sufficient 2. n = 0 (mod 6) Sufficient. 0 = 0 (mod 2), hence 0 is even

apoorva.srivastva
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Sat Nov 21, 2009 2:05 am

palvarez wrote: Is n +3 = 0 (mod 6) or n = 3 (mod 6) 1. n = 0 (mod 6) Sufficient 2. n = 0 (mod 6) Sufficient. 0 = 0 (mod 2), hence 0 is even well thanks mate