Question 1110495: a hill walker is crossing the valley at an average speed of 8km/hr how long will it take him to walk the whole length which is 14km long Answer by Alan3354(69443) (Show Source):
You can put this solution on YOUR website! a hill walker is crossing the valley at an average speed of 8km/hr how long will it take him to walk the whole length which is 14km long
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d = r*t
t = d/r
