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  1. A train 100m long is running at the speed of 30 km/hr. The time (in second) in which it will pass a man standing near the railway line is :
    1. 10
    2. 11
    3. 12
    4. 15
Correct Option: C

In this situation, the train covers it length.

Required time =
100
hr.
30 × 1000

Required time =
100 × 60 × 60
= 12 seconds
30 × 1000


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