How many 3-letter words can be formed using a, b, c, d, e if
(i) repetition of letters is not allowed?
(ii) repetition of letters is allowed?

How many three letter words can be formed using a , b , c , d , e if Repetition is not allowed ii. repetition is allowed?

How many three letter words can be formed using a,b,c,d,e if Repetition is not allowed il. repetition is allowed?

How many 4-letter words with or without meaning, can be formed using the letters of the word RUCHIKA, if (i) Repetition of letters is not allowed (ii) Repetition of letters is allowed

How many three letter words can be formed using the letters of the word NARESH? (Repetition of letters is not allowed)

How many 5 - letter words can be formed out of the letters of the word KNIFE ,if repetition of letters is not allowed.

How many 4-letter words can be formed using a,b,c,d and e (i) without repetiton. (ii) with repetition.

How many 4-letter words can be formed using a,b,c,d and e (i) without repetiton. (ii) with repetition.

Find the number of 4-letter words. with or without meaning, which can be formed out of the letters of the word, 'NOSE' , when : (i) the repetition of the leters is not allowed, (ii) the repetition of the letters is allowed.

How many 3-digit odd numbers can be formed by using the digits 1, 2, 3, 4, 5, 6 when (i) the repetition of digits is not allowed? (ii) the repetition of digits is allowed?

How many three-digit odd numbers can be formed by using the digits 0,1,2,3,4,5 ? If (i) the repetition of digits is not allowed (ii) the repetition of digits is allowed