### Instruction: If x > 0, x/40 + x/20 is what percent of x?
Answer Choices: (A) 6% (B) 25% (C) 37 1/2% (D) 60% (E) 75 %.### Response: Just plug and chug. Since the question asks for percents, pick 100. (but any number will do.)
100/40 + 100/20= 2.5+5=7.5
7.5 is 75% of 100=E