Question

Suppose that inches of wire costs cents.

At the same rate, how many inches of wire can be bought for cents?

Answer 1

11 inches

Explanation:

Given :

15 in of wire = 90 cents

At the same rate :

x inch of wire = 66 cents

Cross multiply :

90x = 15 * 66

90x = 990

x = 990 / 90

x = 11

11 inches of wire