railway RRB NTPC Mock Test Series 2024-25 (CBT 1 + CBT 2) Quantitative Aptitude Speed Time and Distance Average Speed
Ravish travelled the first 20 km of an entire distance at a speed of 12 km/h; the next 25 km at a speed of 10 km/h and the remaining distance at a speed of 15 km/h. If his overall average speed was 13.5 km/h, what was the distance that Ravish travelled at a speed of 15 km/h?
1
111.95 km
2
110.95 km
3
112.5 km
4
113.95 km