Robert is travelling on his cycle and has calculated to reach point A at 2 P.M. if he travels at 10
Robert is travelling on his cycle and has calculated to reach point A at 2 P.M. if he travels at 10 kmph, he will reach there at 12 noon if he travels at 15 kmph. At what speed must he travel to reach A at 1 P.M.?
9 km/hour
10 km/hour
8 km/hour
12 km/hour
11 km/hour