Today is Varun's birthday. One year, from today he will be twice as old as he was 12 years ago. How old is Varun today ?  Choose the correct choice from the following choices:
A) 33  B) 98  C) 25  D) 29  E) 27
Explanation:   Let Varun's age today = x years.   Then, Varun's age after 1 year = (x + 1) years.   Therefore x + 1 = 2 (x - 12) x + 1 = 2x - 24 x = 25   Answer: 25) 25 years
<result>C</result>
Today is Varun's birthday. One year, from today he will be twice as old as he was 12 years ago. How old is Varun today ?