A) 9%
B) 10%
C) \[10\frac{1}{9}%\]%
D) 11%
Correct Answer: B
Solution :
Let the marked price of each pen be Rs. x. Total cost price of 40 pens = Total marked price of 36 pens = Rs. 36x Selling price of 1 pen after 1% discount \[=Rs.(1-0.01)x=Rs.0.99x\] Selling price of 40 pens \[=40\times 0.99x=Rs.\,39.6x%\] Profit \[=\frac{Rs.\,39.6-Rs.\,36}{Rs.\,36}\times 100\] \[=\frac{Rs.\,3.6}{Rs.\,36}\times 100=10%\]You need to login to perform this action.
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