A man travels from Town X to Town Y at an average rate of 50 mph and returns at an average rate of 40 mph. He takes a 1/2 hour l
onger than he would take if he made the round trip at an average of 45 mph. What is the distance from Town X to Town Y?
1 answer:
You need to write the equation out as you read it. D*(1/50) + D*(1/40) = 2D*(1/45) + 1/2. Solve for D
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