the father is three times old as his son after 15 years he will be twice as old as his son what are their present ages
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Answer:
age of son be x
age of father = 3x
after 15 years
2 ( x + 15 ) = 3x + 15
2x + 30 = 3x + 15
30 - 15 = 3x - 2x
x = 15years ( son age)
father age = 3 × x
= 3 × 15
= 45years
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