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NEW JOYTHI PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTIONS FROM COMPETITIVE EXAMS
- The number of ways in which 21 objects can be grouped into three group...
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- Evaluate the following: ""^(105)C(0)=
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- Evaluate the following: ""^(10)C(3)=
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- The number of permutations of the letters of the word 'CONSEQUENCE' in...
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- If n = 5, then (""^(n)C(0))^(2)+(""^(n)C(1))^(2)+(""^(n)C(2))^(2)+.......
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- Let n be a natural number. Then the range of the function f(n)=""^(8...
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- The number of ways in which 5 ladies and 7 gentlemen can be seated in ...
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- The number of four-letter words that can be formed (the words need not...
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- All the words that can be formed using alphabets A, H, L, U, R are wri...
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- The value of (""^(7)C(0)+""^(7)C(1))+(""^(7)C(1)+""^(7)C(2))+...+(""^(...
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- Total number of four digit odd numbers that can be formed using 0, 1, ...
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- Evaluate the following: ""^(10)C(9)=
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- The number of positive integers less than 40,000 that can be formed by...
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- If ""^(56)P(r+6):""^(54)P(r+3)=30800:1, then the value of r is
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- From 12 books, the difference between number of ways a selection of 5 ...
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- If (n+2)!=2550timesn! then the value of n is ………………….. .
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- 10C0=
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- The number of integers greater than 6000 that can be formed with 3, 5,...
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- 10C1=
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- There are 10 persons including 3 ladies. A committee of 4 persons incl...
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