The length of a rectangle is double while its breadth is halved. What is the per

Question

The length of a rectangle is double while its breadth is halved. What is the percentage change in area?

Options:

A . No change

B . 75

C . 50

D . None of these

Answer: Option A

Let length = l and breadth = bThen, area = lb New length = 2lAnd new breadth = b/2 ? New area = ( 2l ) x (b/2) = lbSo, there is no change in area .

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