Arts (English Medium) कक्षा ११ - CBSE Question Bank Solutions for Mathematics

In how many ways can the letters of the word 'STRANGE' be arranged so that

the vowels come together?

In how many ways can the letters of the word 'STRANGE' be arranged so that

the vowels never come together? 

In how many ways can the letters of the word 'STRANGE' be arranged so that

the vowels occupy only the odd places?

How many different words can be formed from the letters of the word 'GANESHPURI'? In how many of these words:

the letter G always occupies the first place?

How many different words can be formed from the letters of the word 'GANESHPURI'? In how many of these words:

the letters P and I respectively occupy first and last place?

How many different words can be formed from the letters of the word 'GANESHPURI'? In how many of these words:

the vowels are always together?

How many different words can be formed from the letters of the word 'GANESHPURI'? In how many of these words:

the vowels always occupy even places?

How many permutations can be formed by the letters of the word, 'VOWELS', when

there is no restriction on letters?

How many permutations can be formed by the letters of the word, 'VOWELS', when
each word begins with E?

How many permutations can be formed by the letters of the word, 'VOWELS', when

each word begins with O and ends with L?

How many permutations can be formed by the letters of the word, 'VOWELS', when

all vowels come together?

How many permutations can be formed by the letters of the word, 'VOWELS', when

all consonants come together?

How many words can be formed out of the letters of the word 'ARTICLE', so that vowels occupy even places?

In how many ways can a lawn tennis mixed double be made up from seven married couples if no husband and wife play in the same set?

m men and n women are to be seated in a row so that no two women sit together. if m > n then show that the number of ways in which they can be seated as\[\frac{m! (m + 1)!}{(m - n + 1) !}\]

How many words (with or without dictionary meaning) can be made from the letters in the word MONDAY, assuming that no letter is repeated, if 4 letters are used at a time?

How many words (with or without dictionary meaning) can be made from the letters in the word MONDAY, assuming that no letter is repeated, if all letters are used at a time.