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| 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 ? |
| Answer» Let Varan's age today = x years. Then, Varan's age after 1 year = (x + 1) years. Therefore x + 1 = 2 (x - 12) x + 1 = 2x - 24 x = 25. | |