The Lawn Order lawnmower factory can produce 12 lawnmowers in 4 hours. How many hours will it take the factory to produce 63 lawnmowers?

Question

A] 9 hours

B] 7 hours

C] 12 hours

D] 21 hours

Answer 1

8 / 12 = 4 * 2 / (4 * 3 ) = 2 / 3 hours / lawnmower

30 * 2 / 3 = 60 / 3 = 20 hours