Find the number 4 letter words, with or without meaning, which can be formed out of the letters of the word MAKE, where the repetition of the letters is not allowed.

Find the number of 4 letter words, with or without meaning, which can be formed out of the letters of the word ROSE, where the repetition of the letters is not allowed.

How any 4-letters words, with or without meaning, can be formed out of the letters in the word LOGARITHMS, if repetition of letters is not allowed?

How many words, with or without meaning, can be formed using all the letters of the word EQUATION, using each letter exactly once?

The number of words that can be formed out of the letters of the word " COMMITTEE"

(i) Find the number of strings of length , which can be firmed using the letters of the word BIRD , without repetition of the letters. (ii) How many strings of length 5 cm be formed out of the letters of the word "PRIME" taking all the letters at a time without repetition.

Find the number of words with or without meaning which can be made using all letters of the word 'AGAIN'. If these words are written as in a dictionary, what will be the 50^(th) word?

Find the number of seen letter words that can be formed by using the letters of the word SUCCESS so that the two C are together but no two S are together.

How many words can be formed with the letters o the word MATHEMATICS by rearranging them.