Miscellaneous Company Exam
Company
In how many ways can 15 people be seated
at two round tables with 7 seats and 8 seats
respectively.
Read Solution (Total 5)
-
- ans=1389960
first we have 2 choose 7 people or 8 people form 15 n den we have 2 give dem the seat
case1:chossing 7 people
15c7
n den seating dem is (7-1)!
6!* 15c7=579150
case2:chossing 8 people
15c8
n den seating dem =(8-1)!
7!* 15c8=810810
ans=810810+579150=1389960 - 13 years agoHelpfull: Yes(7) No(1)
- 1 way
as it is round table - 13 years agoHelpfull: Yes(2) No(2)
- 15C7 * 7! *6! =
- 13 years agoHelpfull: Yes(1) No(0)
- in two ways...
- 13 years agoHelpfull: Yes(0) No(3)
- 2 ways either clock wise or anti clock wise
- 13 years agoHelpfull: Yes(0) No(3)
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