sud21 Master | Next Rank: 500 Posts View User Profile Posts: 344 Joined: Sat Nov 12, 2011 3:21 am Thanked: 1 times Followed by:2 members probability by sud21 » Thu Jan 26, 2012 11:52 pm Person can move from A to D via B and C. He can go only to North or east directions. How many ways he can go from A-D? Top Quote