Question

20.A train is 125 m long. If the train takes 30 seconds to cross a tree by the railway line, then the speed of the train is :
(a) 14 km/hr
(d) 12 km/hr
(b) 15 km/hr
(c) 16 km/hr ​

Answer 1

Answer:

14km/hr because it is 125m longer and it takes 30seconds to cross a tree so that's why 12km/hr

Answer 2

Answer:

15km\h

Step-by-step explanation:

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