A side of beef lost 50 percent of its weight in processing. If the side of beef weighed 750 pounds after processing, how many pounds did it weigh before processing?  Choose the correct choice from the following choices.
A) 191  B) 355  C) 737  D) 840  E) 1,500

Rationale: "let weight of side of beef before processing = x ( 50 / 100 ) * x = 750 = > x = ( 750 * 100 ) / 50 = 1500 answer e"
Answer: E