the present age of the father is four times the age of his son.after 10 yr age of father will become three times the age of his son.find their present ages?
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let age of son = x
age of father = 4x
after 10 year
age of father = 4x+10
age of son = 3 (x+10)
both are equal
age of son (x) = 20
age of father = 4×20=80
age of father = 4x
after 10 year
age of father = 4x+10
age of son = 3 (x+10)
both are equal
age of son (x) = 20
age of father = 4×20=80
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