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Mathematics 11 Online
OpenStudy (anonymous):

A circular, rotating serving tray has 8 different desserts placed around its circumference. How many different ways can all of the desserts be arranged on the circular tray?

OpenStudy (dumbcow):

8! = 8*7*6*5*4*3*2*1

OpenStudy (anonymous):

*cough*

OpenStudy (anonymous):

wrong

OpenStudy (anonymous):

it is circular

OpenStudy (anonymous):

7!

OpenStudy (dumbcow):

oops what did i do

OpenStudy (anonymous):

(n-1) arrangements around a circle

OpenStudy (anonymous):

(n-1)!

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