Math, asked by sssachu5041, 1 year ago

There are 20 persons sitting in a circle. in that there are 18 men and 2 sisters. how many arrangements are possible in which the two sisters are always separated by a

Answers

Answered by Anonymous
52
here's your answer ______⭐⭐


❄Here 2 sisters can be assumed 1 sister,
In this way there are total of 19 member,

↪Formula for circular seating arrangement: (n-1)!

⭐So, (19-1)! = 18!
But 2 sisters can also sit in 2 ways,
Hence answer is 18! *2

_______
hope it helps !!

komalsingrajput: Hii
Answered by Anonymous
5
halo....❤

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