A trader bought a car at 30% 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?	Select the correct option
A) 18%
B) 13%
C) 12%
D) 32%
E) 19%
Original price = 100   CP = 70   S = 70*(170/100)= 
<gadget id="calculator">70*(170/100)</gadget>
<output>119</output>
119   100 - 119= 19%   Answer: 19%
<result>E</result>
A trader bought a car at 30% 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?