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ICSE Class 7 Answered

Find the time taken by a train 150 m long, running at 60 km/hr, in crossing a man standing on the platform.
Asked by Topperlearning User | 19 Sep, 2016, 02:47: PM
answered-by-expert Expert Answer

Speed space of space the space train space equals space 60 space km divided by hr Length space of space the space train space equals space 150 straight m space equals space 0.15 space km Time space taken space to space cross space the space man space equals distance over speed equals fraction numerator 0.15 over denominator 60 end fraction hr space equals fraction numerator 15 cross times 60 over denominator 100 cross times 60 end fraction minutes equals 9 space sec

Answered by | 19 Sep, 2016, 04:47: PM

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