Advanced Engineering Mathematics
10th Edition
ISBN: 9780470458365
Author: Erwin Kreyszig
Publisher: Wiley, John & Sons, Incorporated
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Transcribed Image Text:There is a company of 7 people sitting at a round table. Given that the seats are
not numbered. (Choose the option "None among the others", if none of the
other options is your answer.)
1) How many sitting orders are possible?
2) How many sitting orders are possible under the condition that two persons of
the company want to sit next to each other?
None among the others
21
5040
7
720
720
None among the others
1440
120
240
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