If the length and the width of a patio were each increased by 30 percent, what would be the percent increase in the area of the patio?

(A) 69% (B) 24% (C) 43% (D) 26% (E) 20%

Submitted Answers

Student: 2/4/2010 10:04:18 AM

Answer is A. Consider length=10 and breath=10, so area =100. If both are increased by 30% then l=13 and b=13, the area now is = 169. Th increase in area is 69%.

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