The average age of a husband and wife was 23 years at the time of marriage. After 5 years they have one-year-old child. What is the average age of the family?
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Answer:
19 years.
Step-by-step explanation:
Sum of the present ages of husband, wife and child = (23 * 2 + 5 * 2) + 1 = 57 years.
Required average = (57/3) = 19 years.
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