Question
The average age of 4 children in a family is 30% of the
average age of the mother and the youngest child. The total age of the father and the eldest child is 42 years. If the father’s age is 28 years, what is the age of second child?Solution
Since the total or average age of all the family members are not given, the given data is inadequate. So, the age of second child cannot be determined.
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