How many different words can be formed with the letters of the word PRACTICE such that each of the word begin with E and ends with R?
From 6 officers and 8 Jawans, in how many ways can 5 be chosen to include exactly 3 officers?
In how many different ways can the letter of the word CHESTNUT is arranged so that vowels always occur together?
In how ways can the selection be made so that a particular member is always excluded?
...In how ways can the selection be made so that a particular member is always excluded?
Among a set of 4 black balls and 3 white balls, how many selections of 3 balls can be made such that at least 2 of them are black balls?
How many three-letter words can be formed such that all letters are vowels, and no two letters are the same?
In a bag there are 4 red balls, 3 green balls, and 5 blue balls. If one ball is drawn at random from the bag, what is the probability of drawing a green...
How many different ways can the letters of the word ‘DEMONETIZATION’ be arranged?
- From 10 musicians and 5 singers, a band of 8 members is to be formed. In how many ways can the band be formed such that there are at least 6 musicians?
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