A man is sitting in the last coach of train could not find a seat, so he starts walking to the front coach ,he walks for 5 min and reaches front coach. Not finding a seat he walks back to last coach and when he reaches there, train had completed 5 miles. What is the speed of the train.
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1 mile= 1.6 km
5 mile = 1.6*5 = 8.0km
time = 5min
= 5/60= 1/12hour
distance= speed * time
= 8*1/12
= 2/3
= 6.66km/hr
5 mile = 1.6*5 = 8.0km
time = 5min
= 5/60= 1/12hour
distance= speed * time
= 8*1/12
= 2/3
= 6.66km/hr
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