A company ceo invited nine persons for a business meeting where all the persons seated around the table and the host is seated at a particular position how many different
Answers
Given : A company CEO invited nine persons for a business meeting, where the host will be seated at a circular table
To Find : how many different arrangements are possible if two invites X & Y be seated on either side of the host CEO
Solution:
A company CEO invited nine persons for a business meeting,
Hence total people = 9 + 1 = 10
10 people can sit in 9! ways
2 particular persons X & Y occupy the seats on either side of the CEO => position of 3 people is fixed in 2 ways
remaining 7 persons can be arranged in 7! ways
different arrangements are possible = 2 * 7!
= 10080
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