The markup on a necklace is 80 percent of the cost. The markup is what percent of the selling price?
(markup = selling price - cost) Choose the correct choice from the following options:  A) 8%  B) 10%  C) 44.44%  D) 55%  E) 66 2/3%
MP = 0.8 CP   SP = CP + 0.8 CP = 1.8 CP   hence MP = 0.8/1.8 SP = 4/9 SP. Hence MP is 44.44% of SP   Answer 44.44%
<result>C</result>
The markup on a necklace is 80 percent of the cost. The markup is what percent of the selling price?
(markup = selling price - cost)