state gov MP Police Constable Mock Test 2023 Quantitative Aptitude Speed Time and Distance Average Speed
A train covered 30% of its distance at the speed of 30 km/hr, 5/7th part of the remaining distance covered at the speed of 50 km/hr, and the rest of the distance covered at the speed of 20 km/hr. What is the train's average speed during the journey if the total distance covered by the train is 1587 km?
1
25 km/hr
2
18 km/hr
3
15 km/hr
4
100/3 km/hr