A merchant marks his goods up by 50% and then offers a discount of 20% on the marked price. What % profit does the merchant make after the discount?
Select the correct option:  A) 20%  B) 25%  C) 69%  D) 31%  E) 19%
Let the price be 100.   The price becomes 150 after a 50% markup.   Now a discount of 20% on 150.   Profit=120-100   20%   answer 20%
<result>A</result>
A merchant marks his goods up by 50% and then offers a discount of 20% on the marked price. What % profit does the merchant make after the discount?