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Tushar Rawat

· started a discussion

· 1 Months ago

sir (Question: 351218.0 )

SOLUTION SAMAJH NAHI AA RAHa...why train will take 2 hrs.

Question:

A train approaches a tunnel PQ. Inside the tunnel a dog located at a point that is three-eights of the distance PQ measured from the entrance P. When the train whistles, the dog runs. If the dog moves to the entrance of the tunnel P, the train catches the dog exactly at the entrance. If the dog moves to the exit Q, the train catches the dog at exactly the exit. The ratio of the speed of the train and the speed of the dog is -

Options:
A)

5 : 1

B)

4 : 1

C)

1 : 4

D)

5 : 2

Solution:

Ans: (b)


prasanthi

· commented

· 1 Months ago

yes same thought

akanksha pathik

· commented

· 1 Months ago

Yet to be approved!
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