a father is 30 years older than his son .in twelve years the man will be 3 times as old as his son find their present ages
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Son's age. Father's age
n. n+30
after 12 years. after 12 years
n+12. 42+n
=3(12+n).
36+3n. = 42+n
= 2n=6
= n= 3
present age of son is 3 and father is 33
n. n+30
after 12 years. after 12 years
n+12. 42+n
=3(12+n).
36+3n. = 42+n
= 2n=6
= n= 3
present age of son is 3 and father is 33
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