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Q.

The father’s age is six times his son’s age. Four years hence the age of the father will be four times his son’s age, then the present age of son is

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a

3 years

b

4 years

c

5 years

d

6 years

answer is C.

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Detailed Solution

Let son’s age =x  years

⇒ Father’s age =6x  years

After 4 years:

4(x+4)=6x+4

⇒4x+16=6x+4⇒2x=12⇒x=6  years

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