SOLUTION: Martina leaves home at 9 a.m., bicycling at a rate of 24 mi/h. Two hours later, John leaves, driving at a rate of 48 mi/h. At what time will John catch up with Martina?

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Question 29631: Martina leaves home at 9 a.m., bicycling at a rate of 24 mi/h. Two hours later, John leaves, driving at a rate of 48 mi/h. At what time will John catch up with Martina?
Answer by Paul(988) About Me  (Show Source):
You can put this solution on YOUR website!
Let the time be x
Equation:

24(x+2)=48x

24x+48=48x
24x=48
x=2

Hence, it will take 2 hours at 11:00a.m. to catch up.
Paul.