Total number of methods to arrange 7 girls and 5 boys in a row in such a way that no two girls can

M4maths Previous Puzzles

25 Aug 2010 arrange girl and boy

Total number of methods to arrange 7 girls and 5 boys in a row in such a way that no two girls can sit together ?

OPtion

1) 1
2) 5040
3) 120
4) 0
5) 2
6) 35
7) 12
8) 7
9) 5
10)100

Solution

It is not possible.

Correct Option: 4 Best Solution (11)

Dr.Dipin Singh   14 years AGO

There is no method to arrange 7 girls and 5 boys in a row in such a way that no two girls can sit together.

Like? Yes (1) | No   

Dimple   14 years AGO

Not possible to arrange 7 girls and 5 boys sitting in a row in such a way that no two girls can sit together . However they can stand in different ways [:P]

Like? Yes (1) | No   

sanjib biswas   14 years AGO

After making the 5 boys sit there are total 6 seats left: 4 in between the boys and 2 on either side.
But the 7 girls can\'t be made to sit in a way that no girls can sit together.
So, no. of ways= 0...... Option 4)

Like? Yes (1) | No   

MP    14 years AGO

There is no method.

Like? Yes (1) | No   

Dinesh Babu   14 years AGO

There are 5 boys and 7 girls ..so in all possible solution there are two girls sitting together.. so answer is 0

Like? Yes (1) | No   

kewal   14 years AGO

There is no way to arrange 7 girls and 5 boys in a row in such a way that no two girls arranged together.

Like? Yes (1) | No   

YadeeshKumar   14 years AGO

totally 12 members and 7 girls...
so its not possible to satisfy that constraint...

Like? Yes (1) | No   

SUDESHNA SEN   14 years AGO

After making the 5 boys sit there are total 6 seats left: 4 in between the boys and 2 on either side.
But the 7 girls can't be made to sit in a way that no girls can sit together.
So, no. of ways= 0...... Option 4)

Like? Yes (1) | No   

PADMASHREE   14 years AGO

We cannot arrange 7 girls and 5 boys in a same row with no two girls sitting together

Like? Yes (1) | No   

Sudeshna Sengupta   14 years AGO

After making the 5 boys sit there are total 6 seats left: 4 in between the boys and 2 on either side.
But the 7 girls can't be made to sit in a way that no girls can sit together.
So, no. of ways= 0...... Option 4)

Like? Yes (1) | No   

Karthik Pandiyan   14 years AGO

Its not possible to make that arrangements
G B G B G B G B G B G only 6 girls and 5 boys is possible

Like? Yes (1) | No