railway RRB Group D Mock Test Series 2024-25 Quantitative Aptitude Speed Time and Distance Average Speed
Rani goes to school from home at a speed of 30 km/h and returns to home at the speed of 20 km/h. If the distance between her home and school is 8 km, then what is the average speed of the whole journey?
1
22 km/h
2
28 km/h
3
26 km/h
4
24 km/h