CDS 2012 PYQ with Answer — How many numbers between -11 and 11 are multiples of 2 or 3?

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Atlas Essay Optional Vistaar

UPSC CDSCombined Defence Services Overview

Test Series

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All-India Test

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Overview Daily Quiz Mock Tests All-India PYQs Practice

CDS 2012 · Elementary Mathematics (CDS-I)Q98

Back to the full 2012 paper

2012 · Q98

How many numbers between -11 and 11 are multiples of 2 or 3?

Elementary MathematicsNumber System

A11
B14
C15
DNone of the above

Explanation

11 multiples of 2 plus 7 multiples of 3 minus 3 multiples of 6 gives 15.

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