Question

Suppose that 17 inches of wire costs 68 cents.

At the same rate, how much (in cents) will 39 inches of wire cost?
cents
Х
5
?

Answer 1

Cost of 17 inches of wire = 68 cents

Cost of 1 inch of wire

= 68 cents/17

= 4 cents

Cost of 39 inches of wire

= 4 cents × 39

= 156 cents

= $1.56

Answer 2

5

Explanation:

17 inches is equal to 39 inches and it's answer is 5