A) 10%
B) 11%
C) 21%
D) 100%
Correct Answer: C
Solution :
Cost price of an article = Rs. \[\frac{10}{11}\] Selling price of an article = Rs. \[\frac{11}{10}\] \[\therefore \]Profit \[=\frac{11}{10}-\frac{10}{11}=\frac{121-100}{110}=\]Rs. \[\frac{21}{100}\] \[\therefore \]Profit per cent \[=\frac{\frac{21}{110}\times 100}{\frac{10}{11}}=\frac{2100}{110}\times \frac{11}{10}=21%\]You need to login to perform this action.
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