Question

If 1/2 gallon of paint cover 1/4 of a wall then how much paint is needed to cover an entire wall?

Answer 1

You would need 2 gallons of paint

Answer 2

paint is needed to cover an entire wall : 2

if 1/2 gallon of paint cover 1/4 of a wall => 1 wall = (1/2)/(1/4) =2