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Q 2365380265.     A committee of 4 persons are to be selected from a group of 11 people. Two twin brothers are part of the committee. If Mr. Sharma, who is one of the group members, would be selected and the twin brothers were not selected and if the twin brothers would be selected and Mr. Sharma was not selected then what would be the probability of forming the committee in these two cases?
IBPS-PO 2017 Mock Mains
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)