Question

Margie's car can go 32 miles on a gallon of gas, and gas currently costs 4 per gallon. How many miles can Margie drive on $20 worth of gas? 64, 128, 160, or 320

Answer 1

What you do is 20 divided by 4, which is 5. So then you times 32 by 5 and that's how you get 160.