Question
A train has a speed of 60 km/h for the first one hour and 40 km/h for the next half hour. Its average speed in km/h is
Answer: Option B
:
B
Distance travelled by train in first 1 houris 60 kmand distance in next 12 houris 20 km.
vavg=60+201.5
=53.33
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:
B
Distance travelled by train in first 1 houris 60 kmand distance in next 12 houris 20 km.
vavg=60+201.5
=53.33
Was this answer helpful ?
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