Out of total 11 members, a 5 member delegation is to be sent abroad.
In how ways can the selection be made so that a particular member is always excluded?
A722Correct AnswerIncorrect Answer
B482Correct AnswerIncorrect Answer
C340Correct AnswerIncorrect Answer
D252Correct AnswerIncorrect Answer
Solution
As 1 person is always excluded, members are to be chosen out of 10 persons. [if gte msEquation 12]>∴ [if !msEquation]-->[endif]-->Reqd. no. of ways =`10C_5` =`(10xx9xx8xx7xx6)/(5xx4xx3xx2)` = 252
