Find the number of permutations of the letters of the word PRE-UNIVERSITY.

Find the number of permutations of the letters of the word ALLAHABAD.

Find the number of permutations of the letters of the word 'ENGLISH'. How many of these begin with E and end with I?

Find the total number of permutations of the letters of the word INSTITUTE.

Find the number of permutation of all the letters of the word MATHEMATICS which starts with consonants only.

Find the number of different permutations of the letters of the word BANANA?

Find the number of permutations of the letters of the words : 'DADDY DID A DEADLY DEED'.