SOLUTION: a car leaves place a traveling 120 kilometers per hour. An hour later a second car leaves place A following the first car, traveling 140 kilometers per hour. How many hours after l

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Question 944607: a car leaves place a traveling 120 kilometers per hour. An hour later a second car leaves place A following the first car, traveling 140 kilometers per hour. How many hours after leaving place A will it take the second car to overtake the first?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
a car leaves place a traveling 120 kilometers per hour. An hour later a second car leaves place A following the first car, traveling 140 kilometers per hour. How many hours after leaving place A will it take the second car to overtake the first?
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The 1st car is 120 km ahead.
The 2nd car "gains on" the 1st at 20 km/hr