Find the number of (i) combinations and (lii) permutations in the letters of the word ACCOUNTANCY taken 4 at a time.

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

Find the number of (i) Combination (ii) Permutation of the letters of the word "IMPRESSION" taking 4 letters at a time.

Find the number of combinations and permutations of 4 letters taken from the word EXAMINATION.

Find the number of combinations and permutations of 4 letters taken from the word EXAMINATION.

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

Find the number of combinations and Permutations of 4 letters taken from the word EXAMINATION .

Find the number of combinations and permutations of four letters taken from the word EXAMINATION.

Find the number of (i) combinations. (ii) permutations of four letters taken from the word EXAMINATIONS.

Find the number of (i) combinations. (ii) permutations of four letters taken from the word EXAMINATIONS.

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