CDS 2017 PYQ with Answer — If each of the dimensions of a rectangle is increased by 200%, the ar… | UPSC One

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CDS 2017 · Elementary Mathematics (CDS-I)Q77

Back to the full 2017 paper

2017 · Q77

If each of the dimensions of a rectangle is increased by 200%, the area is increased by

Elementary MathematicsPercentages

A300%
B400%
C600%
D800%

Explanation

Each dimension triples (200% increase), so area is multiplied by 9 — an 800% increase: option D. Option A (300%) confuses linear with area scaling.

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