Question

3) Jenny left school and traveled toward the ferry office at an average speed of 30 km/h. Paul left
three hours later and traveled in the opposite direction with an average speed of 30 km/h. Find
the number of hours Paul needs to travel before they are 150 km apart.

Answer 1

Answer:

By the 3rd hour,jenny must have covered 90kms

Paul covered 30kms after Jenny's 3rd hour and jenny still covered 30kms making a total of 150kms in the opposite direction. Therefore Paul needs not to cover additional hour so the answer =0hour

Step-by-step explanation: