SOLUTION: Tony is 1/4 of a mile ahead of Laura on a jogging path. If Tony is running at 5 miles per hour, and Laura is running at 7 miles per hour, how long will it take Laura to catch up wi
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Question 662411: Tony is 1/4 of a mile ahead of Laura on a jogging path. If Tony is running at 5 miles per hour, and Laura is running at 7 miles per hour, how long will it take Laura to catch up with Tony?
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Tony's headstart is mi
Start a stopwatch when Laura starts running
Let = time until they meet
Let = distance Laura has to run
----------------
Laura's equation:
(1)
Tony's equation:
(2)
------------------------
Substitute (1) into (2)
(2)
(2)
(2) hrs
It will take Laura 7.5 min to catch Tony
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