Question
If the length of a rectangle is increased by 25% and its
breadth is decreased by 8%, then the area of the rectangle will be increased or decreased by how much percent?Solution
ATQ,
Percentage change in Area = x β y β xy/100 = 25 β 8 β 25 Γ 8/100 = 17 β 2 = 15% The area of the rectangle will be increased by 15%.
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