The markup on a box of apples is 10 percent of the cost. The markup is what percent of the selling price?
(markup = selling price - cost) Options:  A) 9.09 %  B) 10%  C) 12 1/2%  D) 15%  E) 16 2/3%
MP = 0.1 CP   SP = CP + 0.1 CP = 1.1 CP   hence MP = 0.1/1.1 SP = 1/1 SP. Hence MP is 9.09 % of SP   9.09 %nswer 9.09 %
<result>A</result>
The markup on a box of apples is 10 percent of the cost. The markup is what percent of the selling price?
(markup = selling price - cost)