(New page: 6.In how many ways can one travel from (0,0) to (8,11) going only East or North, and while passing through (4,7) ? Anyone knows how to do this one?) |
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Revision as of 16:29, 4 March 2012
6.In how many ways can one travel from (0,0) to (8,11) going only
East or North, and while passing through (4,7) ?
Anyone knows how to do this one?