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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 502 · 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.Dev’s father is twice as old as Dev. The sum of their ages is 21 years. How old is Dev?
  2. 2.In 25 years, Rahul will be twice as old as Rahul was 2 years ago. How old is Rahul now?
  3. 3.Dev is 10 years older than Manav. In 8 years, the sum of their ages will be 64. How old is Manav now?
  4. 4.Diya is 6 years older than Aditya. In 6 years, the sum of their ages will be 64. How old is Aditya now?
  5. 5.6 years ago, Ananya’s mother was twice as old as Ananya. The mother is 28 years old now. How old is Ananya now?
  6. 6.In 25 years, Karan will be twice as old as Karan was 3 years ago. How old is Karan now?
  7. 7.Farhan’s father is four times as old as Farhan. The sum of their ages is 35 years. How old is the father?
  8. 8.2 years ago, Aditya’s mother was three times as old as Aditya. The mother is 29 years old now. How old is Aditya now?
  9. 9.Vivaan is 7 years older than Kabir. In 2 years, the sum of their ages will be 49. How old is Kabir now?
  10. 10.Ananya’s father is twice as old as Ananya. The sum of their ages is 21 years. How old is Ananya?
  11. 11.9 years ago, Aarav’s mother was four times as old as Aarav. The mother is 25 years old now. How old is Aarav now?
  12. 12.Kabir is 9 years older than Arjun. In 9 years, the sum of their ages will be 47. How old is Arjun now?
  13. 13.2 years ago, Pooja’s mother was twice as old as Pooja. The mother is 8 years old now. How old is Pooja now?
  14. 14.Diya is 9 years older than Saanvi. In 10 years, the sum of their ages will be 67. How old is Saanvi now?
  15. 15.Pooja’s father is five times as old as Pooja. The sum of their ages is 78 years. How old is the father?
  16. 16.4 years ago, Karan’s mother was four times as old as Karan. The mother is 48 years old now. How old is Karan now?
  17. 17.In 4 years, Vivaan will be three times as old as Vivaan was 6 years ago. How old is Vivaan now?
  18. 18.Diya’s father is three times as old as Diya. The sum of their ages is 44 years. How old is Diya?
  19. 19.Kavya is 2 years older than Priya. In 6 years, the sum of their ages will be 60. How old is Priya now?
  20. 20.Priya’s father is four times as old as Priya. The sum of their ages is 30 years. How old is the father?
  21. 21.Ananya’s father is twice as old as Ananya. The sum of their ages is 24 years. How old is the father?
  22. 22.In 21 years, Farhan will be twice as old as Farhan was 2 years ago. How old is Farhan now?
  23. 23.Saanvi is 3 years older than Dev. In 6 years, the sum of their ages will be 65. How old is Dev now?
  24. 24.Nisha is 7 years older than Kavya. In 2 years, the sum of their ages will be 33. How old is Kavya now?
  25. 25.In 12 years, Zoya will be twice as old as Zoya was 4 years ago. How old is Zoya now?
  26. 26.In 17 years, Diya will be twice as old as Diya was 5 years ago. How old is Diya now?
  27. 27.In 24 years, Karan will be three times as old as Karan was 2 years ago. How old is Karan now?
  28. 28.3 years ago, Rahul’s mother was three times as old as Rahul. The mother is 15 years old now. How old is Rahul now?
  29. 29.Kavya’s father is four times as old as Kavya. The sum of their ages is 75 years. How old is Kavya?
  30. 30.In 17 years, Sneha will be twice as old as Sneha was 2 years ago. How old is Sneha now?
  31. 31.5 years ago, Kabir’s mother was twice as old as Kabir. The mother is 13 years old now. How old is Kabir now?
  32. 32.Ishaan is 9 years older than Arjun. In 9 years, the sum of their ages will be 37. How old is Arjun now?
  33. 33.Diya’s father is three times as old as Diya. The sum of their ages is 32 years. How old is Diya?
  34. 34.9 years ago, Nisha’s mother was three times as old as Nisha. The mother is 30 years old now. How old is Nisha now?
  35. 35.In 15 years, Vivaan will be twice as old as Vivaan was 4 years ago. How old is Vivaan now?
  36. 36.Manav’s father is five times as old as Manav. The sum of their ages is 54 years. How old is Manav?
  37. 37.6 years ago, Pooja’s mother was twice as old as Pooja. The mother is 26 years old now. How old is Pooja now?
  38. 38.Ananya’s father is five times as old as Ananya. The sum of their ages is 90 years. How old is Ananya?
  39. 39.In 5 years, Aarav will be twice as old as Aarav was 2 years ago. How old is Aarav now?
  40. 40.Zoya is 4 years older than Aditya. In 10 years, the sum of their ages will be 54. How old is Aditya now?

Answer key

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

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