Average age of a family of 4 members was 19 years, 4 years back. Birth of a new child kept the average age of the family same even today. How old is the child today?

QuestionAverage age of a family of 4 members was 19 years, 4 years back. Birth of a new child kept the average age of the family same even today. How old is the child today?
Typemultiple_choice
Option4 yearsincorrect
Option1 yearincorrect
Option2 yearsincorrect
Option3 yearscorrect

Solution

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