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DS: area of rectangle and Square

Expert replies
by rsruparelia » Sun Sep 27, 2009 12:37 pm
Which of the two has larger area - the rectangle or square?
1). the width of the rectangle is equal to the side of the square
2). the length of the rectangle is numerically equal to the area of square.

Ans : D.

Any clue?
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Source: — Data Sufficiency |

by vaibhav.iit2002 » Tue Sep 29, 2009 10:15 am
I think ans should be A.

1. width of rect = side of sqr.
as length > width, length of rec > side of sqr
hence area of rect > area of sqr

2. if length of rect = l, width of rect = w, side of sqr=a
l = a^2
now l x w = a^2 x w , which might be greater than a^2 if w>1 or less than a^2 if w<1

so not insuff.
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