Ratio of speed of two men is 3 : 5. If the first man covers 90 km in 3 hrs, then speed of second man will be.
1
30 km/hr
2
40 km/hr
3
60 km/hr
4
50 km/hr
Ratio of speed of two men is 3 : 5. If the first man covers 90 km in 3 hrs, then speed of second man will be.