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Ques:- The time taken by a train 180 m long, travelling at 42 kmph, in pasing a person walking in the same direction at 6 kmph, will be
A. 16 sec
B. 18 sec
C. 21 sec
D. 24 sec
Ques:- Which one of the following rivers flows towards the north?
A. Krishna
B. Tapti
C. Narmada
D. Chambal