A trader bought a car at 20% discount on its original price. He sold it at a 70% increase on the price he bought it. What percent of profit did he make on the original price?	Choose the correct choice from the following choices.
A) 17% B) 72% C) 12% D) 82% E) 36%
Original price = 100   CP = 80   S = 80*(170/100)= 
<gadget id="calculator">80*(170/100)</gadget>
<output>136</output>
136   100 - 136= 36%   Answer:36%
<result>E</result>
A trader bought a car at 20% discount on its original price. He sold it at a 70% increase on the price he bought it. What percent of profit did he make on the original price?