The distance between two points A and B is 105 km. Romit starts cycling from point A at 10 km/hr towards B and after 3 hours Shubhash starts from point B at a certain speed. If Shubhash meets Romit after 5 hours, then find the speed (in km/h) of Shubhash?
1
7
2
9
3
5
4
8