The number of 5 letter words using the letters of the word RAMANA is

FIndd the number of 4 letter words using the letters of the word MISTER in whichat least one digit is repeated

The number of 6 letter words using the letters of the word MIRROR such that all R 's come together is k then 10k=

The number of 5 letter words formed with the letters of the word CALCULUS is divisible by :

Number of four letters words formed by using the letters of the word ALGEBRA is

The number of words that can be formed using the letters of the word 'PRASANA' by taking all the letters,so that neither two A's nor two N's are together,is

The number of 5 letter words that can be formed using the letters of the word DEL.HI which begin,and end with an vowel when repetitions are allowed is:

The number of 4 letter word that can be formed using the letters of the word EX-PLAIN which begin with an vowel when repetitions are allowed is

Find the number of 4 letter words that can be formed using the letters of the word ARTICLE in which at least one letter is repeated