A) 14%
B) 16%
C) 18%
D) 20%
Correct Answer: A
Solution :
Let the cost price \[=Rs.\,x\] \[\therefore \] Marked price \[=x+20%\text{ of}\,x\] \[=x+\frac{x}{5}=Rs.\frac{6x}{5}\] Selling Price \[=Rs.\left( \frac{6x}{5}-5%\,\,\text{of}\,\,\frac{6x}{5} \right)\] \[=Rs.\frac{6x}{5}\left( 1-\frac{1}{20} \right)\] \[=Rs.\frac{6x}{5}\times \frac{19}{20}\] \[=Rs.\frac{57x}{50}\] Profit \[=Rs.\frac{57x}{50}-x=Rs.\frac{7x}{50}\] \[\therefore \] Profit per cent \[=\frac{50}{x}\times 100=14%\]You need to login to perform this action.
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