SOLUTION: A person travvelled a particular distance at the rate of 30 kilometers per hour but returned at a speed of 20 kilometers per hour.what was his average speed?
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Question 633988: A person travvelled a particular distance at the rate of 30 kilometers per hour but returned at a speed of 20 kilometers per hour.what was his average speed?
Answer by richwmiller(17219) (Show Source): You can put this solution on YOUR website!
Not enough info. How many hours each way?
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