CAYLEY 2010 Problem 12

The price of each item at the Gauss Gadget Store has been reduced by 20\% from its original price. An MP3 player has a sale price of \$112. What would the same MP3 player sell for if it was on sale for 30\% off of its original price?

Answer Choices
A. \$78.4
B. \$100.8
C. \$89.6
D. \$168
E. \$98