Question

Scotty earns $35 for babysitting for 5 hours . If Scotty charged the same rate how many hours will it take him to earn $42

Answer 1

This can be solved using a proportion:

35/5 = 42/x

Cross multiply and solve:

35x= 210

x=6

It will take Scotty 6 hours to earn $42

Answer 2

Its will take him at least 6 hours to earn $42