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The average age of a husband and wife was 23 years when they were married 5 years ago..........How old is the child now?

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The average age of a husband and wife was 23 years when they were married 5 years ago. The average age of the husband, the wife and a child who was born during the interval, is 20 years now.
How old is the child now?

posted Oct 13, 2015 by Atif

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2 Answers

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Husband +wife=46....at the time of marriage
Husband +wife=56......present age addition
Husband+wife +child=60...present addition
By solving above equations we get
child=4 years

answer Oct 14, 2015 by Manoj Suryawanshi
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(H+W)/2=23+5=28 → H+W=56 now H=Husband
(H+W+C)/3=20 → H+W+C=60 now W=Wife
C=60-56=4 yrs old C=Child

answer Mar 7, 2016 by Ravinder Dua
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