Write a proportion for each phrase then solve when necessary round to the nearest hundredth.

Question

1.420 ft2 painted in 36 min;f ft2 painted in 30 min.

Answer 1

420 ft^2/f ft^2 = 36 min/30 min

420/f = 36/30
36f = 30(420)
f = (30)(420)/(36) = 350