GATE DA 2025 Set 1 — Question 5
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General Aptitude → Quantitative Aptitude → Mensuration & Geometry
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Question
A rectangle has a length L and a width W, where L > W. If the width, W, is increased by 10%, which one of the following statements is correct for all values of L and W?
Correct answer
(C) Area increases by 10%.
Solution
Let the original length be and width be .
Original Area .New width .
Length remains .New Area .The new area is of the original area, which means the area increases by .
Original Area .New width .
Length remains .New Area .The new area is of the original area, which means the area increases by .
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