A 240 m long train crosses a platform of equal length in 27 s. What is the speed of the train in km/h?

48
60
56
64

Correct Answer: 64

Explanation:

By the formula, speed= Distance/ Time
= (240 + 240)/27 x (18/5)
= 480/27 x 18/5 = 64 km/h

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