4 / 12 = x / 63
4 / 63 = 12 * x
252 / 12 = x
21 = x
21 hours
The Lawn Order lawnmower factory can produce 12 lawnmowers in 4 hours. How many hours will it take the factory to produce 63 lawnmowers?
A] 9 hours
B] 7 hours
C] 12 hours
D] 21 hours
3 answers
Am I wrong?
You're right. D is the correct answer.