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 – y – xy/100 = 25 – 8 – 25 × 8/100 = 17 – 2 = 15% The area of the rectangle will be increased by 15%.
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