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NEW JOYTHI PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTIONS FROM COMPETITIVE EXAMS
- 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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- If ""^(n)C(3)=10, then n is
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- How many numbers with no more than three digits can be formed using on...
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- If 8![1/(3!)+5/(4!)]=""^(9)P(r), then the value of r is equal to
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- The sides BC, CA, AB of a triangle ABC have 3, 4 and 5 interior points...
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- How many four digit numbers abcd exist such that a is odd, b is divisi...
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- How many numbers lying between 100 and 1000 can be formed with the di...
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- Total number of four digit odd numbers that can be formed using 0, 1, ...
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- The number of ways in which 6 men and 5 women can dine at a round tabl...
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- A student is to answer 10 out of 13 questions in an examination such t...
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