Mathematics - Permutation & Combination Question with Solution | TestHub
MathematicsPermutation & CombinationnPr & nCrMedium2 minQB
MathematicsMediumsingle choice
The number of ways in which a committee of 3 women and 4 men be chosen from 8 women and 7 men. If Mr. X refuses to serve on the committee if Mr Y is a member of the committee is
Options:
Answer:
D
Solution:
The no.of ways of seleting 3 womes is
Men selection both x , y are excluded
Only x is included
Only y is included
Hence the no.of ways is
Stream:JEESubject:MathematicsTopic:Permutation & CombinationSubtopic:nPr & nCr
⏱ 2mℹ️ Source: QB
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