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If 20 persons were invited for a party, in how many ways can they and the host be seated at a circular table? In how many of these ways will two particular persons be seated on either side of the host?

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A N EXCEL PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTION BANK
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  2. In how many ways can 5 men and 4 women be seated at a round table if e...

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  3. If 20 persons were invited for a party, in how many ways can they and ...

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  4. How many 3-digit numbers can be formed by using the digits 1 to 9 if n...

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  5. How many 4 digit numbers are there with no digit repeated?

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  6. How many 3-digit even numbers can be made using the digits 1,2,3,4,6,7...

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  7. Find the number of 4-digit numbers that can be formed using the digits...

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  8. From a committee of 8 persons, in how many ways can we choose a chairm...

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  9. Find the value of n such that (n-1)P3 : nP4=1:9

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  10. Find r ,if ^5Pr = 2 xx ^6P(r-1)

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  11. Find the value of r if 5Pr = 6P(r-1)

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  13. How many words, with or without meaning that can be made from the lett...

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  14. How many words, with or without meaning that can be made from the lett...

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  15. How many words, with or without meaning that can be made from the lett...

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  16. How many permutations are there of the 11 letters in MISSISSIPPI al...

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  17. In how many way can the letters of the word PERMUTATIONS be arranged i...

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  18. In how many ways can the letters of the word PERMUTATIONS be arranged ...

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  19. In how many ways can the letters of the word ‘PERMUTATIONS’ be arrange...

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  20. Complete the following table

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