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*