want an explained solution pls
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present daughter's age is 10
then wife's age will be 3×10=30
then father's age will be 30+5=35
the age of father at the time her daughter's birth is 35-10=25
then wife's age will be 3×10=30
then father's age will be 30+5=35
the age of father at the time her daughter's birth is 35-10=25
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