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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 860 · 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.Rahul’s father is twice as old as Rahul. The sum of their ages is 30 years. How old is the father?
  2. 2.10 years ago, Rahul’s mother was three times as old as Rahul. The mother is 25 years old now. How old is Rahul now?
  3. 3.In 9 years, Ishaan will be three times as old as Ishaan was 3 years ago. How old is Ishaan now?
  4. 4.Tara’s father is four times as old as Tara. The sum of their ages is 30 years. How old is Tara?
  5. 5.Diya is 8 years older than Kabir. In 9 years, the sum of their ages will be 72. How old is Kabir now?
  6. 6.Sneha is 6 years older than Aditya. In 9 years, the sum of their ages will be 54. How old is Aditya now?
  7. 7.Diya’s father is five times as old as Diya. The sum of their ages is 48 years. How old is Diya?
  8. 8.In 8 years, Pooja will be three times as old as Pooja was 4 years ago. How old is Pooja now?
  9. 9.In 18 years, Zoya will be three times as old as Zoya was 2 years ago. How old is Zoya now?
  10. 10.Arjun’s father is twice as old as Arjun. The sum of their ages is 24 years. How old is Arjun?
  11. 11.Kavya is 6 years older than Meera. In 4 years, the sum of their ages will be 62. How old is Meera now?
  12. 12.In 18 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
  13. 13.Meera’s father is twice as old as Meera. The sum of their ages is 42 years. How old is the father?
  14. 14.Rahul’s father is twice as old as Rahul. The sum of their ages is 42 years. How old is Rahul?
  15. 15.5 years ago, Ananya’s mother was three times as old as Ananya. The mother is 32 years old now. How old is Ananya now?
  16. 16.Karan’s father is three times as old as Karan. The sum of their ages is 24 years. How old is Karan?
  17. 17.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 36 years. How old is Saanvi?
  18. 18.Isha is 2 years older than Diya. In 4 years, the sum of their ages will be 34. How old is Diya now?
  19. 19.In 7 years, Kavya will be three times as old as Kavya was 3 years ago. How old is Kavya now?
  20. 20.3 years ago, Saanvi’s mother was four times as old as Saanvi. The mother is 27 years old now. How old is Saanvi now?
  21. 21.Isha’s father is three times as old as Isha. The sum of their ages is 40 years. How old is Isha?
  22. 22.Arjun’s father is three times as old as Arjun. The sum of their ages is 56 years. How old is Arjun?
  23. 23.In 6 years, Kavya will be twice as old as Kavya was 3 years ago. How old is Kavya now?
  24. 24.Isha’s father is five times as old as Isha. The sum of their ages is 72 years. How old is the father?
  25. 25.7 years ago, Zoya’s mother was three times as old as Zoya. The mother is 40 years old now. How old is Zoya now?
  26. 26.Diya’s father is five times as old as Diya. The sum of their ages is 90 years. How old is the father?
  27. 27.Dev is 5 years older than Kavya. In 7 years, the sum of their ages will be 51. How old is Kavya now?
  28. 28.In 24 years, Isha will be three times as old as Isha was 6 years ago. How old is Isha now?
  29. 29.Karan’s father is four times as old as Karan. The sum of their ages is 65 years. How old is the father?
  30. 30.Arjun is 5 years older than Aditya. In 3 years, the sum of their ages will be 25. How old is Aditya now?
  31. 31.Meera’s father is three times as old as Meera. The sum of their ages is 44 years. How old is the father?
  32. 32.7 years ago, Kavya’s mother was three times as old as Kavya. The mother is 31 years old now. How old is Kavya now?
  33. 33.In 10 years, Nisha will be twice as old as Nisha was 6 years ago. How old is Nisha now?
  34. 34.In 27 years, Diya will be twice as old as Diya was 4 years ago. How old is Diya now?
  35. 35.Isha’s father is four times as old as Isha. The sum of their ages is 40 years. How old is Isha?
  36. 36.4 years ago, Kavya’s mother was four times as old as Kavya. The mother is 36 years old now. How old is Kavya now?
  37. 37.Ananya’s father is five times as old as Ananya. The sum of their ages is 30 years. How old is Ananya?
  38. 38.In 17 years, Arjun will be three times as old as Arjun was 5 years ago. How old is Arjun now?
  39. 39.Pooja is 9 years older than Ananya. In 5 years, the sum of their ages will be 65. How old is Ananya now?
  40. 40.Kavya’s father is twice as old as Kavya. The sum of their ages is 15 years. How old is Kavya?

Answer key

  1. 20
  2. 15
  3. 9
  4. 6
  5. 23
  6. 15
  7. 8
  8. 10
  9. 12
  10. 8
  11. 24
  12. 28
  13. 28
  14. 14
  15. 14
  16. 6
  17. 6
  18. 12
  19. 8
  20. 9
  21. 10
  22. 14
  23. 12
  24. 60
  25. 18
  26. 75
  27. 16
  28. 21
  29. 52
  30. 7
  31. 33
  32. 15
  33. 22
  34. 35
  35. 8
  36. 12
  37. 5
  38. 16
  39. 23
  40. 5

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