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If the length of a rectangle is halved and its breadth is tripled,
what is the percentage change in its area?

A.25% increase
B. 25% decrease
C.50% decrease
D.50% increase
Answer and Feedback
Feedback:Length is halved.
i.e., length is decreased by 50%
Breadth is tripled i.e., breadth is increased by 200%
Change in area=(-50+200-(50×200)/100)%=50%
i.e., area is increased by 50%

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