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3 years ago

5

Hello can you please help me posted picture of question

1 answer:

yulyashka [42]3 years ago

7 0

Total number of members = 12
Members to choose at a time = 2

This is a combination problem and we are to find the combination of 12 objects taken 2 at a time i.e. we are to find 12C2

12C2 = 66

So, there are 66 ways of selecting a president and vice president.

Therefore, the correct answer is option D

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