SOLUTION: Train A leaves a station traveling at 80 kilometers per hour. Four hours later, train B leaves the same station traveling in the same direction at 90 kilometers per hour. How long
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Question 750132: Train A leaves a station traveling at 80 kilometers per hour. Four hours later, train B leaves the same station traveling in the same direction at 90 kilometers per hour. How long does it take train B to catch up to trian A? Answer by sachi(548) (Show Source):
