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Grade: 12

                        

There are 4 boys and 4 girls are to be sit in a line such that boys and girls are alternate. Find how many ways ?

2 years ago

Answers : (1)

Arun
24742 Points
							
Dear Harish
 
The number of ways are 5C4* 4C4* 4! = 5*24 = 120 ways of arranging the 4 boys and 4 girls so that they are in alternate order
 
Regards
Arun (askIITians forum expert)
2 years ago
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