SOLUTION: One car travels 25 mph faster than another. One can travel 300 miles on the same time it take another car to travel 450 miles find the speed of the faster car.

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Question 610970: One car travels 25 mph faster than another. One can travel 300 miles on the same time it take another car to travel 450 miles find the speed of the faster car.
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi, 

Let x e the speed of the slower car.  t= D/r

300%2Fx+=+450%2F%28x%2B25%29    ||Cross Multiplying to solve

     450x = 300(x+25)

    150x = 300*25

       x = 300*25/150

       x = 50mph, speed of slower car.  Speed of faster car is 75mph.