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Find the number of arrangements of 6 boy...

Find the number of arrangements of 6 boys and 5 girls in a row so that
boys and girls occupy alternate positons

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A N EXCEL PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTION BANK
  1. If the letters of the word DHRONA be permuted and arranged as in a dic...

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  2. Find the number of arrangements of 6 boys and 5 girls in a row so that...

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  3. Find the number of arrangements of 6 boys and 5 girls in a row so that...

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  4. Show that there are 300 numbers gt 1000 and lt 10,000 which can be fo...

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  5. Find the number of permutations of the letters of the word ‘DADOO’

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  6. Consider the word DADOO. How many end with O?

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

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

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

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

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

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

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

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

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

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

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

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

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

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  20. 10 persons are invited for a party In how many ways can they and the ...

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