A family has only the kid. The father says "after 'n' years, my age will be 4 times the age of my kid". The mother says "after 'n' years, my age will be 3 times that of my kid". What will be the combined ages of the parents after 'n' years?I. The age difference between the parents is 10 years.II. After 'n' years the kid is going to be twice as old as she is now