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The average age of a couple was 26 years at the time of marriage. After 11 years of marriage, the average age of the family with 3 children become 19 years. The average age of the children is5
Q: The average age of a couple was 26 years at the time of marriage. After 11 years of marriage, the average age of the family with 3 children become 19 years. The average age of the children is
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Answer :
Explanation :
The average age of a couple = 26 years. Total age of couples = 26 x 2 = 52 years Total age of couple after 11 years = (52 + 2 * 11 ) = 74 years Suppose average age of 3 children after 11 years is 3x years. The average age of children is 7 years.
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