There are 10 seats in the first row of a theatre of which 4 are to be – InterviewSolution

1.	There are 10 seats in the first row of a theatre of which 4 are to be occupied. The number of ways of arranging 4 personsso that no two persons sit side by side is -(2) 4.7P3(3)'C, 4(4) 840
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