7 (a) () Seven men and five women need to sit down for dinner at a circular table. (4 points/part) (i) In how many ways

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7 A Seven Men And Five Women Need To Sit Down For Dinner At A Circular Table 4 Points Part I In How Many Ways 1 (46.07 KiB) Viewed 20 times

7 (a) () Seven men and five women need to sit down for dinner at a circular table. (4 points/part) (i) In how many ways can this be done? (ii) In how many ways can this be done if no two women may sit next to each other? (iii) In how many ways can this be done if no two men may sit next to each other? (b) A palindrome is a string whose reversal is identical to the string. How many bit strings of length n are palindromes? (3 points)