SAT I 一日一问：2015年2月10日

Mathematics > Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

The c cars in a car service use a total of g gallons of gasoline per week. If each of the cars uses the same amount of gasoline, then, at this rate, which of the following represents the number of gallons used by 5 of the cars in 2 weeks?

(A) 10cg

(B) (2g)/(5c)

(C) (5g)/(2c)

(D) g/(10c)

(E) (10g)/c

正确答案>>>