Question

Suppose that 16 inches of wire costs 64 cents.

At the same rate, how much (in cents) will 13 inches of wire cost?

Answer 1

52

Explanation:

each inch cost 4 cents

Answer 2

52cents

Explanation:

Since,16inches=64cents

13inches=x

Cross multiply

16x=64×13

16x=832

Let's make x the subject of formula by dividing both sides by 16

X=52

So 13 inches gives 52cents