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The length and breadth of a square are increased by 30% and 20% respectively. The area of the rectangle so formed exceeds the area of the square by

A46 %

B66 %

C42 %

D56 %

Answer:

D. 56 %

Read Explanation:

Percentage increase in area =(30+20+30×20100)=(30+20+\frac{30\times{20}}{100}) = 56 %


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