On a 120km track a train travels the first 30km at a uniform speed of 30
km/hr. how fast the train travel the next 90km so to average 60km/hr for the
entire trip.
please guys solve this please give a complete solution.
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isiliye yaha ke rhi hoon
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Answers
Answered by
1
Answer:
On a 120km track a train travels the first 30km at a uniform speed of 30
km/hr. how fast the train travel the next 90km so to average 60km/hr for the
entire trip.
please guys solve this please give a complete solution.
vln_grills (rasgulle ji.. apke questions main answer nhi de pai
isiliye yaha ke rhi hoon
thank u sooo much dear *❣️
Answered by
1
Answer:
as the total distance = 120 km
average speed = 60 kmph
=> total time duration = 120 / 60 = 2 hours
time taken for the first 30 km = 30 km /30 kmph = 1 hours
Hence, time remaining to cover the remaining 90 km = 2 hrs - 1 hrs = 1 hour
=> speed during 90 km = 90 kmph
Explanation:
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