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A man is three times as old as his daughter. In twelve years time he will be twice as old as his daughter. Find their present age.
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Aug 4, 2021
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Mathematics Form 1
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anonymous
A man is three times as old as his daughter. In twelve years time he will be twice as old as his daughter. Find their present age.
rates and proportions
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Aug 4, 2021
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anonymous
Daughter's age=x
Man's age =3x
3x+12=2(x+12)
3x+12=2x+24
3x-2x=24-12
x=12
12x3=36 years
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