Q19) A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage decrease in area is:

(a) 10%

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(b) 10.08%

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(d) 28%

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Solution

The correct option is D (d) 28%
Ans: 19) (d)

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Similar questions

A towel, when bleached, was found to have lost 20% of its length and 10% of its breadth. The percentage of decrease in area is:

On increasing the length of a rectangle by 20% and decreasing its breadth by 20%, what is the change in its area ?

(a) 20% increase (b) 20% decrease (c) No change (d) 4% decrease

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