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5 year ago the father age …

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5 year ago the father age was 5 times of his sonage.3 year later the age of father will be 3 times of his son age.Find the present age of his son

Posted by Darshna Devi 5 years, 11 months ago

CBSE > Class 10 > Science

1 answers

Chirag Kumar 5 years, 11 months ago

Let the age of father be x Let the age of his son isy Atq (X-5)=5(y-5) From solve we get x-5y=-20 (1)eq (x+3)= 3(y-3) From solve we get x-3y=6 (2) By elimanation method We get x=45 y =13 So the age of son is 13

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Posted by Pandey Ji 5 months, 4 weeks ago

CBSE > Class 10 > Science