Saved Bookmarks
| 1. |
J. Iwelve persons meet 'in a room and each shake hands with all the others. anumber of hand-shakes |
|
Answer» The first person would shake hands with 11 people. The second person, will shake hands with 10 other people, as he has already shaken hands with the first person, the third will shake hands with only the other 9,and so on… so the total number oandshakes will be 11+10+9 + 8 + 7 + 6 + 5 + 4 + 3 + 2 + 1 or simply 11x12/2 = 66 handshakes thanks aur ques Ka bhi toh javab bhejo jaldi say jaldi Phir se post kro |
|