A train departs Lucknow at 6 a.m. at a speed of 40 kmph. After one hour, another train departs Lucknow in the same direction as that of the first train at a speed of 50 kmph. When and at what distance from Lucknow do the two trains meet?
1
10 a.m. & 200 km
2
10 a.m. & 122 km
3
10:10 a.m. & 210 km
4
11 a.m. & 200 km