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Q: Two places P and Q are 92 km apart. A train leaves P for Q and at the same time another train leaves Q for P. Both the trains meet 4 hrs after they start moving. If the train travelling from P to Q travels 7 km/hr faster than the other train, find the speed of the two trains.

A. 15 km/hr, 8 km/hr
B. 12 km/hr, 8 km/hr
C. 12 km/hr, 9 km/hr
D. 15 km/hr, 9 km/hr
E. None of these
Answer» B. 12 km/hr, 8 km/hr


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