Question

Suppose that 12 inches of wire costs 60 cents. At this same rate, how many inches of wire can be bought for 35 cents?

Answer 1

7 inches of wire can be bought for 35 cents

Explanation:

given

12 inches of wire costs 60 cents

Then the unit cost , that is the cost of 1 inch is

60 cents ÷ 12 = 5 cents per inch , then

35 cents ÷ 5 cents = 7 inches can be bought