Mathematics, 25.09.2020 05:01 taliajohnsom8362

A train overtakes two persons who are walking in the same direction in which the train is going, at the rate of 2 kmph and 4 kmph and passes them completely in 9 and 10 seconds respectively. The length of the train is a. 45 m b. 50 m c. 54 m d. 72 m

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