GENPACT Company Numerical Ability Log and Antilog

If a rectengale length and width are both doubled,by what percent is the rectangle area increase?

Read Solution (Total 1)

area=lb
new area=2l×2b=4lb
change=4lb-1lb=3lb
%change=3lb/lb×100=300
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GENPACT Other Question

Three math classes:A,B,C Taken a test.
The avg score of A is=83.
The avg score of B is=76.
The avg score of C is=75.
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