Question 976611
 Four married couples have brought 8 seats in a row for a concert. In how many different ways can they be seated 
a. with no restrictions?
Ans: 8!
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b. if each couple is to sit together?
Ans: 4!*2^4 
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c. if all men sit together to the right of all women?
Ans: 4!*4!
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Cheers,
Stan H.
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