In how many ways can 7 athletes be chose...

In how many ways can 7 athletes be chosen out of 12?

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MAXIMUM PUBLICATION-PERMUTATION AND COMBINATIONS-EXAMPLE

A student is Instructed to answer any 8 out of 12 questions. How ma...
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solve for the Natural n, 12.(n-1)P3 = 5.(n+1)p3
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In how many ways can 7 athletes be chosen out of 12?
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The English alphabets has 5 vowels and 21 consonants. How many words w...
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Find r if 5Pr =6p(r-1)
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If there are 12 persons in a party and each of them shake hands with a...
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In How many ways can a committee of 3 men and 2 women be selected out ...
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Find the value of n such that 3nP4 = 5.(n-1)P4 , n>4
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In how many ways can 5 students be seated on a bench?
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Find the number of different 8-letter arrangements that can be made fr...
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Find the number of different 8-letter arrangements that can be made fr...
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Determine n if 2nC3 = 11 n C3
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In how many ways can a cricket team of 11 of players be selected from ...
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A bag contains 5 white, 6 red and 4 blue balls. Determine the number o...
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The number of 3 digit numbers can be formed from the digits 1,2,3,4,5 ...
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if 1/(6!) +1/(7!) = x/(8!) , find x.
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How many words, with or without meaning, can be formed using all the l...
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If nC7 = nC5 , n = ……….
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A bag contains 5 blue and 6 white balls. Determine the number of ways ...
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What is number of choosing 3 cards from a pack of 52 playing cards? In...
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