state gov MP Police Constable Mock Test 2023 Quantitative Aptitude Speed Time and Distance Average Speed
A train travels the distance between stations P and Q at a speed of 126 km/h, while in the opposite direction it comes back at 90 km/h. Another train travels the same distance at the average speed of the first train. The time taken by the second train to travel 525 km is:
1
4 hours 20 min
2
5 hours
3
5 hours 20 min
4
4 hours