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BITSAT GUIDE-PERMUTATIONS AND COMBINATIONS -BITSAT Archives
- If the letters of the word SACHIN are arranged in all possible ways...
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- A student is allowed to select at most n books from a collection of (...
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- There are 10 points in a plane, out of which 6 are collinear. If N is ...
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- Find the value of (^(8)C(0))/(6)-^(8)C(1)+^(8)C(2)xx6-^(8)C(3)xx6^(2...
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- The number of ways four boys can be seated around a round talble in fo...
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- The number of ways in which four boys can be seated around a round tab...
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- In a circket charmpionship there are 36 matches. The number of teams i...
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- ""^(n-2)C(r)+2""^(n-2)C(r-1)+""^(n-2)C(r-2) equals :
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- v44
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- If ""^(n)P(r)=30240" and "^(n)C(r)=252, then the ordered pair (n, r) ...
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- In how many ways can 5 boys and 5 girls sit in a circle so that no two...
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- Six X ' s have to be placed in thesquares of the figure below, such th...
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- If ""^(n)C(12)=""^(n)C(6), then ""^(n )C(2) is equal to
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- A student is allowed to select at most n books from a collection of (...
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