SOLUTION: car a and the car b are 400 miles apart and headed straight toward each other. car a is going 120 mph, and the car b is going 130 mph. how many hours will it take for the accident
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Question 919686: car a and the car b are 400 miles apart and headed straight toward each other. car a is going 120 mph, and the car b is going 130 mph. how many hours will it take for the accident to occur?
Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!
t = D/r, times the same before impact
x the Distance traveled by faster car
| Cross Multiplying to solve
120x = 130•400 - 130x
250x = 130•400
x = 130•400/250 = 208mi
t = = 1.6 hr
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