Two persons A and B started travelling towards each other at two places M and D respectively at 12 : 15 PM. The speeds of A and B are in the ratio of 11 : 15. Somewhere between D and M they met at K and spent some time together. From K at 04 : 15 PM A and B started travelling towards M and D respectively. If A reaches M by 08 : 00 PM. The time, they spent at "K" together is
1
1 hr 55 min.
2
1 hr 15 min.
3
1 hr 35 min.
4
1 hr 25 min.