a train 20 m long is moving at a speed of 60 km /hr . what is the time taken by it to cross a platform to 220 m long
Answers
Answered by
1
Answer:
30sec
Step-by-step explanation:
Distance=(280+220)m=500m
Speed=60 km/hr=60×
18
5
m/sec=
3
50
m/sec
Time=
(
3
50
)
500
sec=30 sec
Answered by
0
Answer:
I don't no sorry please
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