Question

If it takes 2 1/2 hours to paint 50 square feet, how long will it take to paint 110 square feet?

Answer 1

2.5 hours to do 50 square feet
X hours to do 110 square feet

D0 110/50 and u get 2.2

So right side multiplies by 2.2 to get 110, do same to the left side, 2.5 times 2.2 = 5.5

It takes 5.5 hours to pain 110 square feet.