Question

the number of permutations of the letter of the word 'INDIA' is​

Answer 1

Answer:

The word 'INDIA' contains 5 letters and 'I' comes twice. When a letter occurs more than once in a word, we divide the factorial of the number of all letters in the word by the number of occurrences of each letter. Therefore, the number of words formed by 'INDIA' = 5!/2!