SOLUTION: One car travels 60mph and another one travels 45mph. If they start from the same place at the same time and travel in the same direction, after how many hours will the faster car b

Question 156279: One car travels 60mph and another one travels 45mph. If they start from the same place at the same time and travel in the same direction, after how many hours will the faster car be 50 miles ahead of the slower car?
Answer by jojo14344(1513) (Show Source): You can put this solution on YOUR website!
Let
-----------------> faster car
---------------------> slower car
Remember the situation, that is ahead of at a certain that we're looking for. Putting that into equation, we need to add to to cover the gap of :

, cross multiply
, divide both side by 15 to solve "time":

---> time=3 hours & 20mins
After and , will be 50 miles ahead of . In doubt? Let' see:
DISTANCE OF AFTER 3 hours & 20 minutes:

DISTANCE OF AFTER 3 hours & 20 minutes:

Thank you,
Jojo

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