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

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

Find the number of 4 letter words that can be formed using the letters of the word PISTON in which atleast one letter is repeated.

Find the number of 4 - letter words that can be formed using the letters of the word RAMANA.

Find the number of 4-letter words that can be formed using the letters of the word "ARTICLE which contain the letter A

The number of 4 letter words that can be formed by using the letters of the word DEGREE is

Find the number of 4-letter words that can be formed using the letters of the word "ARTICLE which do not contain E

Find the number of 4-letter words that can be formed using the letters of the word "ARTICLE which contain atleast one of A, E

The number of 5-letter words that can be formed by using the letters of the word SARANAM is