On increasing the length of each side of a square by 20%, the percentage increase in its area is:

On increasing the length of each side of a square by 20%, the percenta

1.	On increasing the length of each side of a square by 20%, the percentage increase in its area is:
A.	44%
B.	40%
C.	20%
D.	22%
Answer» B. 40%

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On increasing the length of each side of a square by 20%, the percentage increase in its area is:

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