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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 150 · 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.Isha’s father is three times as old as Isha. The sum of their ages is 48 years. How old is the father?
  2. 2.5 years ago, Rohan’s mother was twice as old as Rohan. The mother is 27 years old now. How old is Rohan now?
  3. 3.Dev is 6 years older than Isha. In 5 years, the sum of their ages will be 56. How old is Isha now?
  4. 4.In 18 years, Ananya will be three times as old as Ananya was 2 years ago. How old is Ananya now?
  5. 5.7 years ago, Ananya’s mother was three times as old as Ananya. The mother is 25 years old now. How old is Ananya now?
  6. 6.7 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 19 years old now. How old is Ishaan now?
  7. 7.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 36 years. How old is the father?
  8. 8.In 2 years, Isha will be twice as old as Isha was 4 years ago. How old is Isha now?
  9. 9.Manav is 4 years older than Tara. In 6 years, the sum of their ages will be 76. How old is Tara now?
  10. 10.Farhan’s father is five times as old as Farhan. The sum of their ages is 54 years. How old is the father?
  11. 11.9 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 18 years old now. How old is Ishaan now?
  12. 12.4 years ago, Tara’s mother was three times as old as Tara. The mother is 13 years old now. How old is Tara now?
  13. 13.Priya’s father is four times as old as Priya. The sum of their ages is 25 years. How old is the father?
  14. 14.Meera’s father is twice as old as Meera. The sum of their ages is 21 years. How old is Meera?
  15. 15.7 years ago, Karan’s mother was four times as old as Karan. The mother is 19 years old now. How old is Karan now?
  16. 16.Ananya’s father is five times as old as Ananya. The sum of their ages is 78 years. How old is the father?
  17. 17.10 years ago, Ananya’s mother was twice as old as Ananya. The mother is 20 years old now. How old is Ananya now?
  18. 18.Ananya is 4 years older than Aarav. In 9 years, the sum of their ages will be 50. How old is Aarav now?
  19. 19.In 22 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
  20. 20.5 years ago, Sneha’s mother was three times as old as Sneha. The mother is 38 years old now. How old is Sneha now?
  21. 21.Arjun’s father is twice as old as Arjun. The sum of their ages is 24 years. How old is the father?
  22. 22.Nisha is 10 years older than Pooja. In 5 years, the sum of their ages will be 52. How old is Pooja now?
  23. 23.3 years ago, Rohan’s mother was twice as old as Rohan. The mother is 19 years old now. How old is Rohan now?
  24. 24.Ananya’s father is five times as old as Ananya. The sum of their ages is 36 years. How old is the father?
  25. 25.Priya’s father is three times as old as Priya. The sum of their ages is 20 years. How old is Priya?
  26. 26.Ananya is 2 years older than Tara. In 2 years, the sum of their ages will be 56. How old is Tara now?
  27. 27.Isha’s father is four times as old as Isha. The sum of their ages is 25 years. How old is Isha?
  28. 28.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 70 years. How old is Vivaan?
  29. 29.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 84 years. How old is the father?
  30. 30.In 21 years, Diya will be twice as old as Diya was 2 years ago. How old is Diya now?
  31. 31.5 years ago, Aditya’s mother was four times as old as Aditya. The mother is 53 years old now. How old is Aditya now?
  32. 32.Aditya’s father is five times as old as Aditya. The sum of their ages is 36 years. How old is Aditya?
  33. 33.8 years ago, Sneha’s mother was twice as old as Sneha. The mother is 18 years old now. How old is Sneha now?
  34. 34.3 years ago, Ananya’s mother was four times as old as Ananya. The mother is 27 years old now. How old is Ananya now?
  35. 35.Isha’s father is four times as old as Isha. The sum of their ages is 35 years. How old is the father?
  36. 36.In 5 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  37. 37.Ananya’s father is four times as old as Ananya. The sum of their ages is 65 years. How old is Ananya?
  38. 38.Diya is 3 years older than Aarav. In 8 years, the sum of their ages will be 61. How old is Aarav now?
  39. 39.In 1 years, Manav will be three times as old as Manav was 5 years ago. How old is Manav now?
  40. 40.In 15 years, Meera will be twice as old as Meera was 6 years ago. How old is Meera now?

Answer key

  1. 36
  2. 16
  3. 20
  4. 12
  5. 13
  6. 11
  7. 24
  8. 10
  9. 30
  10. 45
  11. 12
  12. 7
  13. 20
  14. 7
  15. 10
  16. 65
  17. 15
  18. 14
  19. 26
  20. 16
  21. 16
  22. 16
  23. 11
  24. 30
  25. 5
  26. 25
  27. 5
  28. 14
  29. 70
  30. 25
  31. 17
  32. 6
  33. 13
  34. 9
  35. 28
  36. 9
  37. 13
  38. 21
  39. 8
  40. 27

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