If the number of arrangements of 4 alike apples, 5 alike mangoes, I banana and I orange in which all the apples are together or all the mangoes are together is K, then find the sum of digits in K

The number of ways of selecting exactly 4 fruits out of 4 apples, 5 mangoes, 6 oranges is

The number of arrangements of the letters of the word 'BANANA' in which neither all the 3 A's nor 2 N's come together is

A box contains 6 apples, 6 oranges and 7 mangoes. In how many different ways can one apple and two oranges be selected together

No.of ways of arranging exactly 4 fruits from 5 apples,4 mangoes and 2 oranges.

In the different 8 letter arrangement of the word 'DAUGHTER' i. Find the number of words in which all vowels occur together. ii. In the above arrangement, find the number of words in which all vowels do not occur together.

Find the number of arrangements by arranging all the letters of the word BANANA so that the two N's are never together.

The total number of selections of fruit which can be made from 3 bananas, 4 apples and 2 oranges, is

The total number of selections of fruit which can be made from 3 bananas, 4 apples and 2 oranges, is

Find the number of ways in which 5 girls and 5 boys can be arranged in row (i) if no two boys are together. (ii) if boys and girls are alternate. (iii) all the girls sit together and all the boys sit together. (iv) all the girls are never together.