A) \[60\]
B) \[62\frac{1}{3}\]
C) \[72\]
D) \[66\frac{2}{3}\]
Correct Answer: D
Solution :
Required increase per cent \[=\frac{40}{100-40}\times 100\] \[=\frac{40}{60}\times 100=\frac{200}{3}=66\frac{2}{3}%\]You need to login to perform this action.
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