Question

There are 7 trucks for every 5 cars . If there are 21 trucks, how many cars are there?

Answer 1

I think that there would be 15 cars

Answer 2

15 cars

Explanation:

If there are 7 trucks for every 5 cars, the ratio is 7:5. So if there are 21 trucks, that's 7 x 3, which means we also multiply 5 by 3 = 15