A retailer buys 40 pens at the market price of 36 pens from a wholesaler ,if he sells these pens giving a discount of 1% ,what is the profit % ?
Choose the correct choice from the following answers.
A) 15%	B) 5%	C) 10%	D) 25%	E) 19%
let the market price of each pen be Rs 1   then,10%.P of 40 pens = Rs 36   S.P of 40 pens =99% of Rs 40=Rs 39.60   profit %=((3.60*100)/36)= 
<gadget id="calculator">((3.60*100)/36)</gadget>
<output>10</output>
10%   Answer is 10%.
<result>C</result>
A retailer buys 40 pens at the market price of 36 pens from a wholesaler ,if he sells these pens giving a discount of 1% ,what is the profit % ?