Question
A box contains 2 blue, 3 black and 5 orange balls. In how many ways can 3 balls be drawn from the box, if at least 1 black ball is to be included in the draw?
More Permutation and combination Questions
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "SCIENCE"?
- In how many different ways can the letters of the word “INCORPORATION” be arranged so that the vowels comes together?
- How many four-letter words without repetition having exactly two vowels can be formed by using the letters of the word "READING"?
- How many different 4-letter codes can be formed using the letters of the word MARKET if no letter is repeated in a code?
- Find the number of words that can be formed by using all letters of the word 'TANGLE', if it starts with letter G and end with letter A.
- In how many ways Barcelona’s football team captain and vice-captain be elected from a team of 15 men?
- Number of 4-digit numbers that can be formed using digits 1–9 without repetition and are divisible by 5.
- In a party 19 persons shake hands with every other person. Find the total no of handshakes in the party?
- In how many ways can a committee of 3 men and 2 women be formed from 5 men and 6 women?
- In how many different ways can the letters of the word ‘CURIOES’ be arranged in such a way that the vowels occupy only the odd positions?
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