two trains A and B started their journey from a station. train A of length 200m crosses a pole in 20 s. train B of length 150 m covers the platform of length 200 m in 70 s. find the ratio of speeds of train A and train
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Answer:
36km-1hr
36000m-1hr
200m-200/36000hr
200*60*60/36000 seconds
=20sec
Step-by-step explanation:
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