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How many chords can be drawn through 21 ...

How many chords can be drawn through 21 points on a circle?

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  2. If ^n C2 = ^nC8 then find n

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  3. How many chords can be drawn through 21 points on a circle?

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  4. In how many ways can a team of 3 boys and 3 girls be selected from 5 b...

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  5. Find the number of ways of selecting 9 balls from 6 red balls, 5 white...

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  6. Determine the number of 5 card combinations out of a deck of 52 cards ...

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  8. A bag contains 5 black and 6 red balls. Determine the number of ways i...

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  9. In how-many ways can a student choose a programme of 5 courses if 9 co...

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  10. How many words with or without meaning each of three vowels and two c...

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  11. A group consists of 4 girls and 7 boys. In how many ways can a team of...

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  12. If all the pemutations of the word ‘ ‘AGAIN” are arranged in a diction...

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  13. How many numbers greater than 1000000 can be formed by using the digit...

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  14. In how many ways can 5 girls and 3 boys be seated in a row so that no ...

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  15. How many words, with or without meaning, each of 2 vowels and 3 conson...

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  16. How many words, with or without meaning, can be formed using all the l...

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  17. A committee of 7 has to be formed from 9 boys and 4 girls. In how many...

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  18. Suppose that the different permutations of the word ‘EXAMINATION’ are ...

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  19. How many 6-digit numbers can be formed from the digits 0,1,3,5,7 and 9...

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