other govt exam India Post Postman & Mail Guard Mock Test 2020 Quantitative Aptitude Speed Time and Distance Partial Speed
Roy covers a certain distance by bus and same distance by foot at 15 km/h and 5 km/h respectively. If the time taken by him for the whole journey is 4h, how much total distance did he cover?
1
15 km
2
40 km
3
55 km
4
30 km