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Prove that the no. of ways in which 20 boys and 3 girls can sit in a row such that between any two girls atleast 7 boys sit and no girl sit at either end of the row is 210*(20)!

Prove that the no. of ways in which 20 boys and 3 girls can sit in a row such that between any two girls atleast 7 boys sit and no girl sit at either end of the row is 210*(20)!

Grade:11

1 Answers

Sourabh Singh IIT Patna
askIITians Faculty 2104 Points
7 years ago
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