SOLUTION: Two cars leave a city traveling in the same direction .One travels at 37 mph and the other at 47 mph. How long before the cars are 400 miles apart ?

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Question 893805: Two cars leave a city traveling in the same direction .One travels at 37 mph and the other at 47 mph.
How long before the cars are 400 miles apart ?
Answer by josgarithmetic(39616) About Me  (Show Source):
You can put this solution on YOUR website!
They differ by 10 mph, so the rate at which they separate from each other is 10 mph.

How much is t when 10%2At=400 ?
highlight%28t=40%29hours.