Ram covers a distance in 8 hours and Mohan covers the same distance in 4 hours. If speed of Mohan is 10 km/hr more than Ram. then which of the following statements is/are correct?
I. Speed of Mohan is 20 km/hr.
II. Sum of their speed is 30 km/hr,
1
Neither I nor II
2
Both I and II
3
Only II
4
Only I