Arithmetic Aptitude - Problems On Age - Discussion

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Q.

A person was asked to state his age in years. His reply was, "Take my age three years hence, multiply it by 3 and then subtract three times my age three years ago and you will know how old I am." What was the age of the person ?                         
A. 14 Years B. 18 Years
C. 20 Years D. 32 Years

Answer: Option B
Explaination:

 


Let the present ages of the person be x years.


Then 3(x-3)-3(x-3)

<=> x= (3x+9)-(3x-9)

x=18.


Discussion

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