SOLUTION: a trip is ten kilometers per hour one way and nine kilometers per hour coming back and it takes nine hours and thirty minutes to travel how far did you go?

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Question 622781: a trip is ten kilometers per hour one way and nine kilometers per hour coming back and it takes nine hours and thirty minutes to travel how far did you go?
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
a trip is ten kilometers per hour one way and nine kilometers per hour coming back and it takes nine hours and thirty minutes to travel how far did you go?
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Avg speed for the round trip is
2*10*9/(10 + 9) = 180/19 km/hr
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d = r*t = (180/19)*9.5
d = 360 km, 180 km each way