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Suppose that all the letters of the word...

Suppose that all the letters of the word ‘HARYANA’ are permuted and words are formed. How many words are there which begin with H and end with N?

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A N EXCEL PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTION BANK
  1. Consider the word DADOO. How many end with O?

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  2. Suppose that all the letters of the word ‘HARYANA’ are permuted and wo...

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  3. Suppose that all the letters of the word ‘HARYANA’ are permuted and wo...

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  4. Suppose that all the letters of the word ‘HARYANA’ are permuted and wo...

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

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

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  7. Suppose that 4 prizes are distributed among 5 students Find the number...

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  8. Suppose that 4 prizes are distributed among 5 students Find the number...

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  9. Suppose that 4 prizes are distributed among 5 students Find the number...

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  10. There are 20 persons, among whom two are brothers. Find the number of ...

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  11. There are 20 persons, among whom two are brothers. Find the number of ...

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  12. There are 20 persons, among whom two are brothers. Find the number of ...

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  13. Suppose that 5 persons A, B, C, D and E sit around a circular table In...

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  14. Suppose that 5 persons A, B, C, D and E sit around a circular table In...

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  15. 10 persons are invited for a party In how many ways can they and the ...

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  16. 10 persons are invited for a party. In how many ways will two particu...

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  17. Evaluate the following ^14C3

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  18. Evaluate the following ^12C10

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  19. Evaluate the following ^(n+1)Cn

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  20. If ^nC10=^nC12 find ^23Cn

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