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CENGAGE PUBLICATION-PERMUTATIONS AND COMBINATIONS-All Questions
- A regular polygon of 10 sides is constructed. In how many way can 3...
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- If (n+3)! =56 x (n+1)!, Find the value of n.
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- If .^15 C(3r):^(15)C(r+1)=11 :3 , find the value of rdot
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- If the ratio .^2n C3:^n C3 is equal to 11:1 find ndot
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- There are n married couples at a party. Each person shakes hand with e...
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- Twenty-eight games were played in a football tournament with each team...
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- Find the 28th term from the end term of the AP 6, 9, 12, 15, 18, ....,...
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- In a network of railways, a small island has 15 stations. Find the ...
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- A person tries to form as many different parties as he can, out of his...
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- Find the number of ways of selecting 3 pairs from 8 distinct objects.
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- Out of 10 consonants and 4 vowels, how many words can be formed each ...
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- In how many of the permutations of n thing taken r at a time will thre...
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- Which term of the GP 3,6,12,24, ... is 3072?
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- If .^(56)P(r+6):^(54)P(r+3)=30800 :1, find r.
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- Five persons entered the lift cabin on the ground floor of an 8-floor ...
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- In how many ways first and second rank in mathematics, first and secon...
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- Find the number of nonzero determinant of order 2 with elements 0 or 1...
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- If p ,q in {1,2,3,4,} , then find the number of equations of form px^2...
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- Nishi has 5 coins, each of the different denomination. Find the number...
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- Find the number of groups that can be made from 5 different green ball...
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