If 1/2 gallon of paint covers 1/6 of a wall, then how much paint is needed for the entire wall?

Answer 1

3 gallons for the entire wall

1/2 x 6 = 6/2 = 3 gallons

(1/2)/(1/6) = x/1

x/6 = 1/2

x = 6/2 = 3