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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 548 · 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.Karan is 7 years older than Kabir. In 8 years, the sum of their ages will be 63. How old is Kabir now?
  2. 2.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 15 years. How old is Ishaan?
  3. 3.In 21 years, Diya will be three times as old as Diya was 3 years ago. How old is Diya now?
  4. 4.10 years ago, Tara’s mother was twice as old as Tara. The mother is 26 years old now. How old is Tara now?
  5. 5.In 27 years, Rahul will be three times as old as Rahul was 3 years ago. How old is Rahul now?
  6. 6.Manav is 8 years older than Pooja. In 10 years, the sum of their ages will be 66. How old is Pooja now?
  7. 7.3 years ago, Tara’s mother was twice as old as Tara. The mother is 17 years old now. How old is Tara now?
  8. 8.Diya’s father is three times as old as Diya. The sum of their ages is 40 years. How old is the father?
  9. 9.10 years ago, Nisha’s mother was twice as old as Nisha. The mother is 34 years old now. How old is Nisha now?
  10. 10.Meera’s father is three times as old as Meera. The sum of their ages is 24 years. How old is Meera?
  11. 11.3 years ago, Manav’s mother was four times as old as Manav. The mother is 35 years old now. How old is Manav now?
  12. 12.Dev’s father is four times as old as Dev. The sum of their ages is 50 years. How old is Dev?
  13. 13.In 28 years, Kabir will be three times as old as Kabir was 2 years ago. How old is Kabir now?
  14. 14.Tara’s father is four times as old as Tara. The sum of their ages is 75 years. How old is the father?
  15. 15.Aditya is 7 years older than Isha. In 5 years, the sum of their ages will be 69. How old is Isha now?
  16. 16.Aarav is 10 years older than Isha. In 3 years, the sum of their ages will be 32. How old is Isha now?
  17. 17.Pooja is 3 years older than Manav. In 9 years, the sum of their ages will be 35. How old is Manav now?
  18. 18.Karan is 10 years older than Zoya. In 8 years, the sum of their ages will be 54. How old is Zoya now?
  19. 19.3 years ago, Kabir’s mother was twice as old as Kabir. The mother is 13 years old now. How old is Kabir now?
  20. 20.8 years ago, Aditya’s mother was twice as old as Aditya. The mother is 16 years old now. How old is Aditya now?
  21. 21.Dev’s father is three times as old as Dev. The sum of their ages is 24 years. How old is Dev?
  22. 22.In 29 years, Nisha will be three times as old as Nisha was 3 years ago. How old is Nisha now?
  23. 23.Diya’s father is four times as old as Diya. The sum of their ages is 55 years. How old is Diya?
  24. 24.Meera is 3 years older than Manav. In 5 years, the sum of their ages will be 53. How old is Manav now?
  25. 25.In 3 years, Aarav will be twice as old as Aarav was 3 years ago. How old is Aarav now?
  26. 26.Zoya is 4 years older than Diya. In 9 years, the sum of their ages will be 52. How old is Diya now?
  27. 27.Aarav is 9 years older than Rahul. In 10 years, the sum of their ages will be 67. How old is Rahul now?
  28. 28.2 years ago, Diya’s mother was twice as old as Diya. The mother is 16 years old now. How old is Diya now?
  29. 29.8 years ago, Zoya’s mother was three times as old as Zoya. The mother is 35 years old now. How old is Zoya now?
  30. 30.In 9 years, Rohan will be twice as old as Rohan was 4 years ago. How old is Rohan now?
  31. 31.In 18 years, Rahul will be three times as old as Rahul was 2 years ago. How old is Rahul now?
  32. 32.Saanvi is 2 years older than Zoya. In 3 years, the sum of their ages will be 44. How old is Zoya now?
  33. 33.Vivaan is 4 years older than Zoya. In 4 years, the sum of their ages will be 54. How old is Zoya now?
  34. 34.In 28 years, Ananya will be twice as old as Ananya was 4 years ago. How old is Ananya now?
  35. 35.10 years ago, Rohan’s mother was twice as old as Rohan. The mother is 30 years old now. How old is Rohan now?
  36. 36.9 years ago, Arjun’s mother was three times as old as Arjun. The mother is 39 years old now. How old is Arjun now?
  37. 37.Zoya is 6 years older than Rohan. In 5 years, the sum of their ages will be 76. How old is Rohan now?
  38. 38.Farhan is 2 years older than Saanvi. In 6 years, the sum of their ages will be 68. How old is Saanvi now?
  39. 39.In 14 years, Vivaan will be three times as old as Vivaan was 2 years ago. How old is Vivaan now?
  40. 40.Diya’s father is four times as old as Diya. The sum of their ages is 60 years. How old is the father?

Answer key

  1. 20
  2. 5
  3. 15
  4. 18
  5. 18
  6. 19
  7. 10
  8. 30
  9. 22
  10. 6
  11. 11
  12. 10
  13. 17
  14. 60
  15. 26
  16. 8
  17. 7
  18. 14
  19. 8
  20. 12
  21. 6
  22. 19
  23. 11
  24. 20
  25. 9
  26. 15
  27. 19
  28. 9
  29. 17
  30. 17
  31. 12
  32. 18
  33. 21
  34. 36
  35. 20
  36. 19
  37. 30
  38. 27
  39. 10
  40. 48

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