SOLUTION: if there are 6 boys and 3 girls .Then find the number of groups formed with boys more in number then girls in each group .each group should contain 7 members.

Question 883809: if there are 6 boys and 3 girls .Then find the number of groups formed with boys more in number then girls in each group .each group should contain 7 members.
Answer by dkppathak(439) (Show Source): You can put this solution on YOUR website!
if there are 6 boys and 3 girls .Then find the number of groups formed with boys more in number then girls in each group .each group should contain 7 members.
as per given conditions there should me 7 members and number of boys should be more than the girls
the following group can be arranged as
6 boys and 1 girls
or
5 boys and 2 girls
or
4 boys and 3 girls
more option can not be arrange on given conditions and means multiply or means addition
6c6 x 3c1
+
6c5 x 3c2
+
6c4 x 3c3
therefore
1x3 + 6 x3 + 15 x 1
3 +18 +15 =36
total 36 group can be arranged

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