A car travels 60km at a uniform speed of 40km/h and the next 60km at a uniform speed
of 20km/h. find the average speed.
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A car travels 60km at a uniform speed of 40km/h and the next 60km at a uniform speed
of 20km/h. find the average speed.
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Answer:
30 km/h
Explanation:
Verified answer
Answer:
26.67km/h
Explanation:
Avg speed = total distance/total time
total distance=60km+60km
=120km
total time=60/40+60/20
=1.5+3
=4.5
average speed=120/4.5
=26.67 km/h
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