A train passes a platform 90m long in 30 seconds and a man standing – McqOptions

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1.	A train passes a platform 90m long in 30 seconds and a man standing on the platform in 15 seconds. The speed of the train is
A.	13.4 km/hr
B.	18.8 km/hr
C.	21.6 km/hr
D.	24.2 km/hr
Answer» D. 24.2 km/hr

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