Teaching SUPER TET - UP Assistant Teacher Mock Test Series Quantitative Aptitude Speed Time and Distance Average Speed
A man covers 40% distance at a speed of 20 km/h, 50% of the remaining at a speed of 30 km/h and the remaining distance with a speed of 15 km/h, then find the average speed of the whole journey.
1
10 km/h
2
15 km/h
3
20 km/h
4
25 km/h