Too much fight is harmful for health
Mr.A marries Mrs.B. Mrs.B has 1 more children by her first husband than A has by her first wife. After their they also have children of their own. Whole family has 10 children. One day when A&B were out of station the children starts fighting. 2 children of same parents do not fight. If each fight ended in breaking of two dishes find the max no of dishes broken?