SATHEE: Quantitative Aptitude Ques 435

Quantitative Aptitude Ques 435

Question: A train, 240 m long crosses a man walking along the line in opposite direction at the rate of 3 km/h in 10 s. The speed of the train is

Options:

A) 63 km/h

B) 75 km/h

C) 83.4 km/h

D) 69 km/h

Show Answer

Answer:

Correct Answer: C

Solution:

Let speed of train = x km/h

$ \therefore $ $ (x+3)\times \frac{1000}{3600}=\frac{240}{10} $
$ \Rightarrow , $ $ \frac{(x+3)\times 10}{36}=24 $

$ \Rightarrow $ $ 10,(x+3)=36\times 24 $

$ \Rightarrow $ $ x=83.4,km/h $

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Quantitative Aptitude Ques 435

Question: A train, 240 m long crosses a man walking along the line in opposite direction at the rate of 3 km/h in 10 s. The speed of the train is

Options:

Answer:

Solution:

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