A cyclist covers a distance of 60km at the speed of 40km/h and another distance of 50km at a speed of 30km/h. find his average speed for the whole journey.
A 34km/h
B 34 14/19km/h
C 3412/19km/h
D None of these
with full explanation
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A cyclist covers a distance of 60km at the speed of 40km/h and another distance of 50km at a speed of 30km/h. find his average speed for the whole journey.
A 34km/h
B 34 14/19km/h
C 3412/19km/h
D None of these
with full explanation
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Step-by-step explanation:
Total distance covered by cyclist=60+50=110 His average speed = 40+30+110=180÷3=60km/hr So ans= D option