In how many different ways can the letters of the word ‘NATURE’ be arranged in such a way that the vowels occupy only the odd positions?
In how many ways 6 novels and 7 notebooks can be arranged in a row so that they are alternate?
In how many ways can the letters of the word VOWEL can be arranged so that all the consonants occupy odd places, vowels come on even places?
In how many different ways can the letters of the word ‘FLOWER’ be arranged in such a way that the vowels occupy only the odd positions?
In how many ways can the letters of the word ‘MEDICAL’ be rearranged so that the vowels never come together?
Akshay has 7 relatives, 3 males and 4 females. His wife twinkle also have 7 relatives, 3 females and 4 males. In how many ways can they invite 3 male an...
In how many different ways can the letters of the word “DISCHARGE” be arranged in such a way that the vowels always come together?
In how many different ways can the letter of the word ‘PRAISE’ be arranged?
Out of 6 men and 3 women a committee of 3 members is to be formed so that it has 2 men and 1 woman. In how many different ways can this be done?
A Consignment of 12 mobile phones contains 4 defectives. The mobile phones are selected at random one by one and examined. The ones examined are not pu...