state gov OSSSC RI, ARI, AMIN, SFS, ICDS Supervisor Combined Mock Test 2023-25 Quantitative Aptitude Speed Time and Distance Partial Speed
A person takes a certain time to reach office from home with usual speed and while returning from the office towards home, he decreases his speed by 20% from his usual speed and takes 6 minutes more, then what is his usual speed if the distance between home and office is 20 km?
1
40 km/h
2
50 km/h
3
60 km/h
4
30 km/h