The distance between Delhi and Patna is 588 km. Train P leaves from Delhi for Patna at speed of x km per hour and at the same time Train Q leaves from Patna for Delhi at speed of (x + 9) km per hour. At the end of 12 hours, they meet each other then find the speed of the train Q?

The distance between Delhi and Patna is 588 km. Train P leaves from De

1.	The distance between Delhi and Patna is 588 km. Train P leaves from Delhi for Patna at speed of x km per hour and at the same time Train Q leaves from Patna for Delhi at speed of (x + 9) km per hour. At the end of 12 hours, they meet each other then find the speed of the train Q?
A.	23 km per hour
B.	25 km per hour
C.	20 km per hour
D.	27 km per hour
E.	None of these
Answer» F.

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The distance between Delhi and Patna is 588 km. Train P leaves from Delhi for Patna at speed of x km per hour and at the same time Train Q leaves from Patna for Delhi at speed of (x + 9) km per hour. At the end of 12 hours, they meet each other then find the speed of the train Q?

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