Find the number of words formed with the letters of the word 'MADHUBANI' which do not start with M but end with I.

Explanation

There are 9 letters in the words 'MADHUBANI' in which 'A' occur twice.
No. of words ending with `I = (8!)/(2!) = 20160`
No. of words starting with M and ending with `I = (7!)/(2!) = 2520`
`:.` No. of words which are not starting with M and ending with I
`= 20160 - 2520`
= 17640.