A) Rs. 50
B) Rs. 55
C) Rs. 60
D) Rs. 47-5
Correct Answer: A
Solution :
Let original price of the pen = Rs. x Then, \[x-\frac{x\times 10}{100}=45\] \[\frac{9x}{10}=45\] \[x=\frac{45\times 10}{9}\] \[x=Rs.\,\,50\]You need to login to perform this action.
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