Q. 135.0( 4 Votes )

# From a committee of 12 persons, in how many ways can we choose a chairman and a vice chairman assuming one person cannot hold more than one position?

Answer :

As a committee needs to choose a chairman and vice chairman.

Number of people chosen are 2.

These people have to be chosen from 12 people.

Number of ways to chose 2 people is ^{12}C_{2}.

= 6× 11

= 66 ways

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