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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 450 · 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.

NameDateTime takenScore ___ / 40
  1. 1.Dev’s father is three times as old as Dev. The sum of their ages is 20 years. How old is the father?
  2. 2.3 years ago, Zoya’s mother was twice as old as Zoya. The mother is 11 years old now. How old is Zoya now?
  3. 3.Rahul is 10 years older than Tara. In 3 years, the sum of their ages will be 42. How old is Tara now?
  4. 4.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 27 years. How old is Vivaan?
  5. 5.In 25 years, Vivaan will be twice as old as Vivaan was 5 years ago. How old is Vivaan now?
  6. 6.In 26 years, Diya will be twice as old as Diya was 6 years ago. How old is Diya now?
  7. 7.Karan is 5 years older than Rohan. In 10 years, the sum of their ages will be 63. How old is Rohan now?
  8. 8.5 years ago, Zoya’s mother was three times as old as Zoya. The mother is 32 years old now. How old is Zoya now?
  9. 9.In 11 years, Tara will be twice as old as Tara was 6 years ago. How old is Tara now?
  10. 10.In 17 years, Manav will be twice as old as Manav was 2 years ago. How old is Manav now?
  11. 11.Nisha is 5 years older than Aarav. In 10 years, the sum of their ages will be 77. How old is Aarav now?
  12. 12.Kabir’s father is twice as old as Kabir. The sum of their ages is 39 years. How old is Kabir?
  13. 13.Vivaan is 4 years older than Pooja. In 10 years, the sum of their ages will be 40. How old is Pooja now?
  14. 14.Dev’s father is four times as old as Dev. The sum of their ages is 25 years. How old is Dev?
  15. 15.In 18 years, Vivaan will be three times as old as Vivaan was 2 years ago. How old is Vivaan now?
  16. 16.In 14 years, Farhan will be twice as old as Farhan was 2 years ago. How old is Farhan now?
  17. 17.Rahul’s father is three times as old as Rahul. The sum of their ages is 48 years. How old is Rahul?
  18. 18.5 years ago, Karan’s mother was three times as old as Karan. The mother is 20 years old now. How old is Karan now?
  19. 19.Diya’s father is five times as old as Diya. The sum of their ages is 48 years. How old is the father?
  20. 20.Isha is 3 years older than Ananya. In 6 years, the sum of their ages will be 53. How old is Ananya now?
  21. 21.Ananya is 4 years older than Aditya. In 8 years, the sum of their ages will be 34. How old is Aditya now?
  22. 22.In 8 years, Farhan will be twice as old as Farhan was 2 years ago. How old is Farhan now?
  23. 23.Manav’s father is three times as old as Manav. The sum of their ages is 20 years. How old is Manav?
  24. 24.Meera is 2 years older than Rohan. In 2 years, the sum of their ages will be 40. How old is Rohan now?
  25. 25.Karan is 8 years older than Diya. In 4 years, the sum of their ages will be 70. How old is Diya now?
  26. 26.4 years ago, Farhan’s mother was three times as old as Farhan. The mother is 34 years old now. How old is Farhan now?
  27. 27.10 years ago, Saanvi’s mother was three times as old as Saanvi. The mother is 22 years old now. How old is Saanvi now?
  28. 28.Kabir is 2 years older than Sneha. In 10 years, the sum of their ages will be 34. How old is Sneha now?
  29. 29.Saanvi is 10 years older than Ananya. In 6 years, the sum of their ages will be 46. How old is Ananya now?
  30. 30.Rahul’s father is five times as old as Rahul. The sum of their ages is 66 years. How old is the father?
  31. 31.6 years ago, Meera’s mother was four times as old as Meera. The mother is 18 years old now. How old is Meera now?
  32. 32.Rahul is 2 years older than Vivaan. In 8 years, the sum of their ages will be 32. How old is Vivaan now?
  33. 33.In 16 years, Aarav will be three times as old as Aarav was 6 years ago. How old is Aarav now?
  34. 34.5 years ago, Vivaan’s mother was three times as old as Vivaan. The mother is 41 years old now. How old is Vivaan now?
  35. 35.Saanvi’s father is three times as old as Saanvi. The sum of their ages is 20 years. How old is Saanvi?
  36. 36.4 years ago, Farhan’s mother was four times as old as Farhan. The mother is 20 years old now. How old is Farhan now?
  37. 37.Ananya is 9 years older than Saanvi. In 2 years, the sum of their ages will be 53. How old is Saanvi now?
  38. 38.In 23 years, Ananya will be three times as old as Ananya was 5 years ago. How old is Ananya now?
  39. 39.Meera is 5 years older than Kabir. In 10 years, the sum of their ages will be 37. How old is Kabir now?
  40. 40.Isha is 3 years older than Dev. In 6 years, the sum of their ages will be 55. How old is Dev now?

Answer key

  1. 15
  2. 7
  3. 13
  4. 9
  5. 35
  6. 38
  7. 19
  8. 14
  9. 23
  10. 21
  11. 26
  12. 13
  13. 8
  14. 5
  15. 12
  16. 18
  17. 12
  18. 10
  19. 40
  20. 19
  21. 7
  22. 12
  23. 5
  24. 17
  25. 27
  26. 14
  27. 14
  28. 6
  29. 12
  30. 55
  31. 9
  32. 7
  33. 17
  34. 17
  35. 5
  36. 8
  37. 20
  38. 19
  39. 6
  40. 20

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