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Hello can you please help me posted picture of question

Hello can you please help me posted picture of question-example-1

2 Answers

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Answer is 15 combinations of 2 people from 6 will be able to sit on front row.

The formula used is Formula for Combinations.
Where N = Objects equal to 6 people
and r = Sample or 2 Samples


User Alexis Drakopoulos
by
7.4k points
4 votes
We are to form the combination of 6 objects taken 2 at a time. This can be expressed as 6C2


6C2= (6!)/(2!*4!) \\ \\ = (6*5)/(2) \\ \\ =15

This means, there can be 15 different combinations of 2 members that can sit in the front row.

So, the answer to this question is option A
User Bruce The Hoon
by
8.5k points

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