InterviewSolution
Saved Bookmarks
InterviewSolution
| 1. |
39. Let P(n) denote the number of ways in which three people can be selected out of n people sitting in a row. If no two of them are consecutive. If P(n+1) - P(n) =15 then the value of n is |
| Answer» 39. Let P(n) denote the number of ways in which three people can be selected out of n people sitting in a row. If no two of them are consecutive. If P(n+1) - P(n) =15 then the value of n is | |