1. | 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: |
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Answer: Option B Explanation:
Let the length of the train be
9 9 On solving, we get: Length of the train is 50 m. |

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