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4 boys and 4 girls are to seated in arow i)no. of girls sit together ii)not all girls sit together iii)boys and girls are altenate to each other iv)if a particular boy and girl are a couple find no. of ways they are never together v)in how many ways 4 boys and 4 girls can be seated in alternate arrangement manner

4 boys and 4 girls are to seated in arow 


i)no. of girls sit together


ii)not all girls sit together 


iii)boys and girls are altenate to each other 


iv)if a particular boy and girl are a couple find no. of ways they are never together


v)in how many ways 4 boys and 4 girls can be seated in alternate arrangement manner

Grade:

1 Answers

lokesh soni
37 Points
8 years ago

1.5P5*4P4

2.8P8-5P5*4P4

3.2*4P4*4P4

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