Maintenance—Claim by minor Children—Mere fact that the mother of children is earning more than the salary of the father cannot absolve the father of his responsibility to maintain his minor sons HELD a mother, who has custody of a child not only spends money on the upbringing of the child, but at the same time, she is required to spend substantial time and effort in bringing up the child. Her mobility is completely restricted. One cannot put value to the time and effort put in by the mother in upbringing of the child.