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 %?

A retailer buys 40 pens at the market price of 36 pens from a wholesal

1.	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 %?
A.	0.778
B.	0.06
C.	None of these
D.	0.11
Answer» D. 0.11