Please remind me of posting these letters to my relatives.

There are 4 letters and 5 boxes in a row. Number of ways of posting these letters if all the letters are not posted in the same box is

There are 4 letters and 5 boxes in a row. Number of ways of posting these letters if all the letters are not posted in the same box is

There are 4 letters and 5 boxes in a row. Number A of ways of posting these letters if all the letters are not posted in the same box is

3 letters are to be posted in 5 letter boxes in a part of the town .IF all letters are not posted in the same letter box . The number of ways of posting is

6 letters are to be posted in three letter boxes. The number of ways of posting the letter when no letter box remains empty is

In how many ways can 3 letters be posted in four letter boxes in a village ? If all the three letters are not posted in the same letter box. Find the corresponding number of ways of posting.

6 letters be posted by 3 boxes. The number of ways of posting the letters when no letterbox remains empty is ?

The letter was posting yesterday by my brother