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A family consistinf of an old man 6...

A family consistinf of an old man 6 adults and 4 children , is to be seated in a row for dinner . The children wish to occupy the two seats at each end and the old man refuses to have a child on either side of him . The number of ways that the seating arrangements can be made for the dinner is

A

`85,410`

B

`85,405`

C

`85,400`

D

`86,400`

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The correct Answer is:
D
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DIPTI PUBLICATION ( AP EAMET)-PERMUTATIONS & COMBINATIONS-EXERCISE 1A (PERMUTATIONS )
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  13. All the numbers that can be formed , using the digits in the nu...

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  14. All the numbers that can be formed using the digits 1,2,3,4,5 are...

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  15. The sum of numbers formed by taking all the digits 2,4,6,8 is

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  16. The sum of the numbers formed by taking all the digits {1,2,5,7,...

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  17. The sum of all possible numbers greaters greater than 2000 form...

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