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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 525 · 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.Pooja’s father is twice as old as Pooja. The sum of their ages is 15 years. How old is the father?
  2. 2.In 18 years, Pooja will be three times as old as Pooja was 6 years ago. How old is Pooja now?
  3. 3.Ishaan is 9 years older than Arjun. In 7 years, the sum of their ages will be 75. How old is Arjun now?
  4. 4.7 years ago, Ananya’s mother was three times as old as Ananya. The mother is 31 years old now. How old is Ananya now?
  5. 5.6 years ago, Farhan’s mother was twice as old as Farhan. The mother is 20 years old now. How old is Farhan now?
  6. 6.Manav’s father is four times as old as Manav. The sum of their ages is 50 years. How old is the father?
  7. 7.In 8 years, Aarav will be twice as old as Aarav was 4 years ago. How old is Aarav now?
  8. 8.8 years ago, Farhan’s mother was four times as old as Farhan. The mother is 52 years old now. How old is Farhan now?
  9. 9.In 19 years, Pooja will be twice as old as Pooja was 6 years ago. How old is Pooja now?
  10. 10.Ananya is 3 years older than Diya. In 9 years, the sum of their ages will be 79. How old is Diya now?
  11. 11.In 20 years, Sneha will be twice as old as Sneha was 6 years ago. How old is Sneha now?
  12. 12.Ananya is 10 years older than Meera. In 6 years, the sum of their ages will be 78. How old is Meera now?
  13. 13.Aditya’s father is four times as old as Aditya. The sum of their ages is 30 years. How old is the father?
  14. 14.Rahul’s father is three times as old as Rahul. The sum of their ages is 28 years. How old is Rahul?
  15. 15.Karan is 10 years older than Manav. In 5 years, the sum of their ages will be 46. How old is Manav now?
  16. 16.In 30 years, Rohan will be twice as old as Rohan was 5 years ago. How old is Rohan now?
  17. 17.Sneha’s father is twice as old as Sneha. The sum of their ages is 30 years. How old is the father?
  18. 18.Dev’s father is three times as old as Dev. The sum of their ages is 44 years. How old is Dev?
  19. 19.In 26 years, Karan will be three times as old as Karan was 2 years ago. How old is Karan now?
  20. 20.Arjun is 4 years older than Dev. In 4 years, the sum of their ages will be 38. How old is Dev now?
  21. 21.9 years ago, Aarav’s mother was twice as old as Aarav. The mother is 15 years old now. How old is Aarav now?
  22. 22.8 years ago, Aarav’s mother was four times as old as Aarav. The mother is 44 years old now. How old is Aarav now?
  23. 23.Manav’s father is twice as old as Manav. The sum of their ages is 39 years. How old is Manav?
  24. 24.10 years ago, Manav’s mother was twice as old as Manav. The mother is 20 years old now. How old is Manav now?
  25. 25.In 15 years, Zoya will be twice as old as Zoya was 3 years ago. How old is Zoya now?
  26. 26.Ananya is 8 years older than Dev. In 5 years, the sum of their ages will be 78. How old is Dev now?
  27. 27.Karan is 7 years older than Dev. In 9 years, the sum of their ages will be 35. How old is Dev now?
  28. 28.8 years ago, Aarav’s mother was three times as old as Aarav. The mother is 17 years old now. How old is Aarav now?
  29. 29.7 years ago, Karan’s mother was twice as old as Karan. The mother is 31 years old now. How old is Karan now?
  30. 30.Aarav’s father is twice as old as Aarav. The sum of their ages is 24 years. How old is the father?
  31. 31.Meera is 2 years older than Dev. In 4 years, the sum of their ages will be 44. How old is Dev now?
  32. 32.2 years ago, Aarav’s mother was twice as old as Aarav. The mother is 10 years old now. How old is Aarav now?
  33. 33.In 28 years, Tara will be three times as old as Tara was 2 years ago. How old is Tara now?
  34. 34.Arjun’s father is three times as old as Arjun. The sum of their ages is 44 years. How old is Arjun?
  35. 35.Pooja’s father is four times as old as Pooja. The sum of their ages is 65 years. How old is the father?
  36. 36.In 6 years, Kabir will be twice as old as Kabir was 6 years ago. How old is Kabir now?
  37. 37.5 years ago, Aditya’s mother was four times as old as Aditya. The mother is 17 years old now. How old is Aditya now?
  38. 38.In 28 years, Nisha will be three times as old as Nisha was 2 years ago. How old is Nisha now?
  39. 39.In 7 years, Meera will be twice as old as Meera was 2 years ago. How old is Meera now?
  40. 40.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 24 years. How old is the father?

Answer key

  1. 10
  2. 18
  3. 26
  4. 15
  5. 13
  6. 40
  7. 16
  8. 19
  9. 31
  10. 29
  11. 32
  12. 28
  13. 24
  14. 7
  15. 13
  16. 40
  17. 20
  18. 11
  19. 16
  20. 13
  21. 12
  22. 17
  23. 13
  24. 15
  25. 21
  26. 30
  27. 5
  28. 11
  29. 19
  30. 16
  31. 17
  32. 6
  33. 17
  34. 11
  35. 52
  36. 18
  37. 8
  38. 17
  39. 11
  40. 16

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