Multiple choice general knowledge math & puzzles Al's father is 45. He is 15 years older than twice Al's age. How old is Al? 15 30 45 60 Reveal answer Fill a bubble to check yourself A Correct answer Explanation Let Al's age be x. The equation is 2x + 15 = 45. Subtracting 15 gives 2x = 30, so x = 15. Thus, Al is 15 years old. The other options do not satisfy the mathematical condition provided.