A man walks down the road for half an hour at an average speed of 3 miles per hour. He waits 10 minutes for a bus, which him back to his starting point at 3 : 15. If the man began his walk at 2 : 25 the same afternoon, what was the average speed of the bus?
Created: 6 years ago |
best des
Walk ffor 30 mmin goes 1.5 miles distance.
Wait for bus 10 Min.
Total Bus travel ( 50-40 min) = 10 Min
So, speed oof bus = (1.5×6) = 9 miles per hour
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