SOLUTION: justin left home at 8AM riding his bike at 6 mph. His brother, Mike, left 2 hours later riding his bike following Justin at 8 mph. At what time will Mike catch up to Justin?

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Question 822030: justin left home at 8AM riding his bike at 6 mph. His brother, Mike, left 2 hours later riding his bike following Justin at 8 mph. At what time will Mike catch up to Justin?
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
in those two hours, justin traveled 12 miles
Mike is gaining at 2 mph so it will take mile 12/2=6 hours to catch up.