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CENGAGE PUBLICATION-PERMUTATIONS AND COMBINATIONS-All Questions
- Find the total number of ways of selecting five letters from the word ...
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- Passengers are to travel by a double decked bus which can accommodate ...
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- Simplify the following and express it in the form (a+ib): (3+4i)(2-3i...
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- In a conference 10 speakers are present. If S1 wants to speak before S...
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- Five boys and five girls sit alternately around a round table. In how ...
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- 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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