1.

A train is 125 m long. If the train takes 30 seconds to cress' a tree by the railway line, then the speed of the train is el 5 km/hl

A. (1) 14 km/hr
B. (2) 15 km/hr
C. (3) 16 km/hr
D. (4) 12 km hr
Answer» C. (3) 16 km/hr


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