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CBSE Class 9 Answered

A father is three times as old as his son. After 12 years, he will be twice as old as his son. Find present ages of father and son.
Asked by Topperlearning User | 04 Jun, 2014, 01:23: PM
answered-by-expert Expert Answer

Let age of son = x yrs.

Age of father = 3x yrs.

After 12 years:

3x + 12 = 2(x + 12)

3x + 12 = 2x + 24

x = 12

Age of son = x = 12 yrs

Age of father = 3x = 3 12 = 36 yrs

Answered by | 04 Jun, 2014, 03:23: PM

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