other govt exam India Post Postman & Mail Guard Mock Test 2020 Quantitative Aptitude Speed Time and Distance Average Speed
Mr. Sunil covers his upward journey at 55 km/h and downward journey at 45 km/h. Find his average speed.
1
35.5 km/h
2
45.5 km/h
3
49.5 km/h
4
39.5 km/h