Find the number of combinations in the letters of the word STATISTICS taken 4 at a time .

Find the number of permutations and the number of combinations in the letters of the word 'EXPRESSION' taken four at a time.

Find the number of permutations in the letters of the word ACCOUNTANCY taken 4 at a time .

Find the number of permutations in the letters of the word PROPORTION taken 4 at a time .

The number of permutations of the letters of the word SIMPLETON taken all at a time is :

The number of permutations of the letters of the word 'INDEPENDENT taken 5 at a time is

Find the number of ways in which the letters of the word 'STATISTICS' can be arranged so that I do not not come together?

The number of permutations of the letters of the word IPROPORTION' taken 4 at a time so that 3 are alike and one is different is

The number of other permutations of the letters of the word SIMPLETON taken all at a time is :