1) 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? A) 20 years B) 22 years C) 25 years D) 27 years Answer: Option CExplanation:Let Varun's age today = x years .Then , Varun's age after one year = (x + 1) years x + 1 = 2(x - 12) x = 25
