Suppose you want to solve the following problem. 8 sandwich rolls cost $2.48, how much will 15 rolls cost? Wich os te following proportions will give the correct answer?

A) 2.48/15 = x/8

B) 8/2.48 = 15/x

C) 8/2.48 = x/15

D) 8/15 = 2.48/x

*there may be more than 1 correct answer*