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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 809 · 40 questions
TalentJR

The method (Same years for everyone): “k times as old”: the younger is 1 part, the older is k parts. n years ago or later: change every age by n before using the clue. Sum and difference: younger = (sum − difference) ÷ 2. For “in a years … b years ago”, let the age be x and solve.

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  1. 1.Aarav’s father is twice as old as Aarav. The sum of their ages is 36 years. How old is Aarav?
  2. 2.Rohan’s father is twice as old as Rohan. The sum of their ages is 30 years. How old is Rohan?
  3. 3.Pooja’s father is twice as old as Pooja. The sum of their ages is 15 years. How old is Pooja?
  4. 4.Rohan is 4 years older than Farhan. In 3 years, the sum of their ages will be 30. How old is Farhan now?
  5. 5.Pooja is 8 years older than Rohan. In 7 years, the sum of their ages will be 78. How old is Rohan now?
  6. 6.In 16 years, Pooja will be twice as old as Pooja was 6 years ago. How old is Pooja now?
  7. 7.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 45 years. How old is Vivaan?
  8. 8.In 13 years, Sneha will be twice as old as Sneha was 2 years ago. How old is Sneha now?
  9. 9.In 7 years, Ananya will be three times as old as Ananya was 5 years ago. How old is Ananya now?
  10. 10.Karan’s father is twice as old as Karan. The sum of their ages is 18 years. How old is the father?
  11. 11.In 3 years, Kabir will be three times as old as Kabir was 5 years ago. How old is Kabir now?
  12. 12.Dev is 9 years older than Karan. In 6 years, the sum of their ages will be 43. How old is Karan now?
  13. 13.4 years ago, Meera’s mother was three times as old as Meera. The mother is 22 years old now. How old is Meera now?
  14. 14.5 years ago, Rohan’s mother was three times as old as Rohan. The mother is 35 years old now. How old is Rohan now?
  15. 15.Diya is 3 years older than Rahul. In 9 years, the sum of their ages will be 53. How old is Rahul now?
  16. 16.3 years ago, Aarav’s mother was four times as old as Aarav. The mother is 51 years old now. How old is Aarav now?
  17. 17.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 33 years. How old is the father?
  18. 18.Farhan is 2 years older than Arjun. In 7 years, the sum of their ages will be 58. How old is Arjun now?
  19. 19.Kavya is 8 years older than Nisha. In 8 years, the sum of their ages will be 58. How old is Nisha now?
  20. 20.5 years ago, Meera’s mother was four times as old as Meera. The mother is 45 years old now. How old is Meera now?
  21. 21.Meera’s father is five times as old as Meera. The sum of their ages is 36 years. How old is Meera?
  22. 22.8 years ago, Kavya’s mother was twice as old as Kavya. The mother is 16 years old now. How old is Kavya now?
  23. 23.In 13 years, Zoya will be three times as old as Zoya was 3 years ago. How old is Zoya now?
  24. 24.Diya’s father is twice as old as Diya. The sum of their ages is 24 years. How old is the father?
  25. 25.In 19 years, Rohan will be twice as old as Rohan was 6 years ago. How old is Rohan now?
  26. 26.Priya is 8 years older than Karan. In 9 years, the sum of their ages will be 82. How old is Karan now?
  27. 27.In 5 years, Karan will be twice as old as Karan was 2 years ago. How old is Karan now?
  28. 28.4 years ago, Vivaan’s mother was four times as old as Vivaan. The mother is 40 years old now. How old is Vivaan now?
  29. 29.Pooja’s father is five times as old as Pooja. The sum of their ages is 60 years. How old is Pooja?
  30. 30.Karan is 4 years older than Zoya. In 2 years, the sum of their ages will be 28. How old is Zoya now?
  31. 31.8 years ago, Meera’s mother was four times as old as Meera. The mother is 20 years old now. How old is Meera now?
  32. 32.Manav’s father is four times as old as Manav. The sum of their ages is 45 years. How old is the father?
  33. 33.In 27 years, Kavya will be three times as old as Kavya was 3 years ago. How old is Kavya now?
  34. 34.In 3 years, Rohan will be twice as old as Rohan was 6 years ago. How old is Rohan now?
  35. 35.In 12 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  36. 36.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 36 years. How old is Saanvi?
  37. 37.Kavya’s father is twice as old as Kavya. The sum of their ages is 39 years. How old is the father?
  38. 38.In 27 years, Isha will be twice as old as Isha was 3 years ago. How old is Isha now?
  39. 39.Isha’s father is twice as old as Isha. The sum of their ages is 30 years. How old is the father?
  40. 40.Zoya is 5 years older than Meera. In 5 years, the sum of their ages will be 43. How old is Meera now?

Answer key

  1. 12
  2. 10
  3. 5
  4. 10
  5. 28
  6. 28
  7. 15
  8. 17
  9. 11
  10. 12
  11. 9
  12. 11
  13. 10
  14. 15
  15. 16
  16. 15
  17. 22
  18. 21
  19. 17
  20. 15
  21. 6
  22. 12
  23. 11
  24. 16
  25. 31
  26. 28
  27. 9
  28. 13
  29. 10
  30. 10
  31. 11
  32. 36
  33. 18
  34. 15
  35. 16
  36. 6
  37. 26
  38. 33
  39. 20
  40. 14

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