InterviewSolution
Saved Bookmarks
| 1. |
Four letters are written of 4 different persons. Addresses of these 4 persons are written on 4 envelopes. What is the probability that all letters go to correct envelopes? |
|
Answer» Four letters are written of 4 different persons. Addresses of these 4 persons are written on 4 envelopes. What is the probability that all letters go to correct envelopes? |
|