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A committee of 5 is to be formed from si...

A committee of 5 is to be formed from six ladies and four gentlemen . In how many ways this can be done so that the committee contains
exactly two ladies ,

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A committee of 5 is to be formed from six ladies and four gentlemen . In how many ways this can be done so that the committee contains at least two ladies,

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CHHAYA PUBLICATION-PERMUTATION AND COMBINATION -EXERCISE 7B ( Long Answer Type Questions )
  1. An executive committee of 6 is to be formed from 4 ladies and 7 gentle...

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  2. Find the number of committees of 5 members that can be formed from 6 ...

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  3. A committee of 5 is to be formed from six ladies and four gentlemen . ...

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  4. A committee of 5 is to be formed from six ladies and four gentlemen . ...

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  5. A committee of 5 is to be formed from six ladies and four gentlemen . ...

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  6. In a cricket team of 14 players 6 are bowlers . How many different tea...

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  7. A box contains 12 lamps of which 5 are defective . In how many ways c...

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  8. An examinee is required to answer 6 questions out of 12 question whic...

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  9. A question paper contains , which are divided into two groups each con...

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  10. In how many ways can a team of 11 cricketers be chosen from 9 batsmen ...

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  11. The Indian Cricket Eleven is to be selected out of fifteen players , f...

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  12. How many combinations can be formed of eight counters marked 1,2,3,4,5...

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  13. Find the number of permutations of the letters of the words FORECAST a...

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  14. In how many ways can the crew of an eight - oared boat be arranged if ...

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  15. Of the 17 articles , 12 are alike and the remaining 5 are different ...

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  16. Out of 3n given things 2n are alike and the rest are different Show th...

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  17. Show that there are 136 ways of selecting 4 letters from the word EXAM...

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  18. Find the total number of ways of selecting 5 letters from the word IN...

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  19. Find the number of combinations in the letters of the word STATISTICS ...

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  20. Find the number of permutations in the letters of the word PROPORTION ...

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