SOLUTION: From a point on a straight road, two cars are driven opposite directions, one at 50miles per hour and the other 40 miles per hour. in how many hours will they be 450 miles apart?

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Question 993672: From a point on a straight road, two cars are driven opposite directions, one at 50miles per hour and the other 40 miles per hour. in how many hours will they be 450 miles apart?
Answer by Cromlix(4381) About Me  (Show Source):
You can put this solution on YOUR website!
Hi there,
Distance = 450 miles
Speeds = 50 and 40 mph
50 + 40 = 90
450/90 = 5
In 5 hours they will be 450 miles apart
(5 x 50) + (5 x 40)
250 + 200
= 450
Hope this helps :-)