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DILIP G KURIL

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· 1 Months ago

right answer is 28.8

Question:
A train, 100 metres long, crosses a platform 120 metres long in 40 seconds. The speed of the train, in km/hour, is 
Options:
A) 17.8
B) 21.2
C) 20.2
D) 19.8
Solution:
Ans: (d)


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