Kunal's father is thrice as old as Kunal. After twelve years, he will be twice his son. Find their present ages.
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let present age of kunal be x
let present age of kunal father be 3x
after 12 yrs there ages will be
kunal = x+12
kunal father = 3x+12
according to question
2 (x+12) =3x+12
2x+24 = 3x+12
24 - 12 =3x - 2x
12 = x
therefore present age of kunal = 12 years
therefore present age of kunal father = 3×12 = 36 years
let present age of kunal father be 3x
after 12 yrs there ages will be
kunal = x+12
kunal father = 3x+12
according to question
2 (x+12) =3x+12
2x+24 = 3x+12
24 - 12 =3x - 2x
12 = x
therefore present age of kunal = 12 years
therefore present age of kunal father = 3×12 = 36 years
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