Onyi took 2 h 30 min to walk from his home to the market at an average
speed of 6 km/h. He returned home at an average speed of 5 km/h. How
long did he take to travel to the market and back?
A. 2 h 30 min
B. 3 h
C. 5 h 30 min
D. 6 h
Answers
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the answer is B) 3h
EXPLANATION: speed=dist/time
distance=6x2.5=15km
now in second case, time =dist/speed
therefore time=15/5
=3 h
EXPLANATION: speed=dist/time
distance=6x2.5=15km
now in second case, time =dist/speed
therefore time=15/5
=3 h
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