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In how many ways can 15 identical blanke...

In how many ways can 15 identical blankets be distributed among six beggars such that everyone gets at least one blanket and tow particular beggars get equal blankets and another three particular beggars get equal blankets.

A

11

B

12

C

13

D

14

Text Solution

Verified by Experts

The correct Answer is:
B
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MOTION-THEORY AND EXERCISE BOOK-EXERCISE - 4 (LEVEL -II)
  1. In how many ways can 15 identical blankets be distributed among six ...

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  2. The number of arrangements of the letters of the word BANANA in whi...

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  3. Number of points with integral co-ordinates that lie inside a triangle...

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  4. Using permutation or otherwise, prove that (n^2)!/(n!)^n is an integer...

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  5. r, s, t are prime numbers and p, q are natural numbers such that LCM o...

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  6. The letters of the word COCHIN are permuted and all the permutation...

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  7. Consider all possible permutations of the letters of the word ENDEANOE...

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  8. The number of seven digit integers, with sum of the digits equal to 10...

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  9. Let S={1,,2,34} . The total number of unordered pairs of disjoint s...

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  10. The total number of ways in which 5 balls of differ- ent colours can b...

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  11. Let a(n) denote the number of all n-digit numbers formed by the digits...

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  12. Let a(n) denote the number of all n-digit numbers formed by the digits...

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  13. Consider the set of eight vector V={a hat i+b hat j+c hat k ; a ,bc in...

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  14. A pack contains n cards numbered from 1 to n. Two consecutive numbered...

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  15. Let ngeq2 be integer. Take n distinct points on a circle and join each...

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  16. Let n1<n2<n3<n4<n5 be positive integers such that n1+n2+n3+n4+n5=20...

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  17. Let n be the number of ways in which 5 boys and 5 girls can stand in a...

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  18. A debate club consists of 6 girls and 4 boys. A team of 4 members is t...

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  19. How many 3xx3 matrices M with entries from {0,1,2} are there, for whic...

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  20. Word of length 10 are formed using the letters A,B,C,D,E,F,G,H,I,J....

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  21. In a high school, a commintee has to be formed from a group of 6 boys ...

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