A) Rs. 900
B) Rs. 1200
C) Rs. 720
D) Rs. 1080
Correct Answer: A
Solution :
Let the cost price of article =Rs. x Selling price of article at 13% profit \[=\,\,\,\left( x\times \frac{113}{100} \right)\] (SP=CP \[\times \] (1 + Profit%) Selling price of article at 23% loss \[=\,\,\,\,\left( x\times \frac{77}{100} \right)\,\,\,\,(SP=CP\times (1-Loss%)\] \[\frac{113x}{100}-\frac{77x}{100}=324\] \[\Rightarrow \,\,\,\,\frac{113x-77x}{100}=324\] \[\Rightarrow x=\frac{324\times 100}{36}=\underline{\mathbf{Rs}\mathbf{.}\,\mathbf{900}}\]You need to login to perform this action.
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