SOLUTION: Blake left the restaurant traveling 9 mph. Then, 2 hours later, Landon left traveling the same direction at 15 mph. How long until Landon catches up with Blake?

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Question 1046110: Blake left the restaurant traveling 9 mph. Then, 2 hours later, Landon left traveling the same direction at 15 mph. How long until Landon catches up with Blake?
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
18 mile lead
overtake at 6 mph
18/6=3 hrs