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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 51 · 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.Nisha is 10 years older than Kabir. In 3 years, the sum of their ages will be 38. How old is Kabir now?
  2. 2.10 years ago, Dev’s mother was three times as old as Dev. The mother is 31 years old now. How old is Dev now?
  3. 3.Tara is 4 years older than Kabir. In 2 years, the sum of their ages will be 30. How old is Kabir now?
  4. 4.Rahul is 9 years older than Aditya. In 4 years, the sum of their ages will be 29. How old is Aditya now?
  5. 5.9 years ago, Aditya’s mother was twice as old as Aditya. The mother is 19 years old now. How old is Aditya now?
  6. 6.Ananya’s father is four times as old as Ananya. The sum of their ages is 50 years. How old is Ananya?
  7. 7.2 years ago, Aditya’s mother was twice as old as Aditya. The mother is 12 years old now. How old is Aditya now?
  8. 8.5 years ago, Ananya’s mother was twice as old as Ananya. The mother is 29 years old now. How old is Ananya now?
  9. 9.In 25 years, Kabir will be twice as old as Kabir was 2 years ago. How old is Kabir now?
  10. 10.Sneha’s father is four times as old as Sneha. The sum of their ages is 60 years. How old is the father?
  11. 11.Sneha’s father is twice as old as Sneha. The sum of their ages is 36 years. How old is Sneha?
  12. 12.7 years ago, Manav’s mother was four times as old as Manav. The mother is 39 years old now. How old is Manav now?
  13. 13.Pooja’s father is three times as old as Pooja. The sum of their ages is 20 years. How old is the father?
  14. 14.In 15 years, Rohan will be twice as old as Rohan was 5 years ago. How old is Rohan now?
  15. 15.6 years ago, Sneha’s mother was three times as old as Sneha. The mother is 33 years old now. How old is Sneha now?
  16. 16.Zoya is 5 years older than Isha. In 9 years, the sum of their ages will be 53. How old is Isha now?
  17. 17.In 28 years, Priya will be three times as old as Priya was 2 years ago. How old is Priya now?
  18. 18.9 years ago, Dev’s mother was three times as old as Dev. The mother is 21 years old now. How old is Dev now?
  19. 19.In 30 years, Priya will be twice as old as Priya was 2 years ago. How old is Priya now?
  20. 20.8 years ago, Ananya’s mother was twice as old as Ananya. The mother is 14 years old now. How old is Ananya now?
  21. 21.Sneha’s father is twice as old as Sneha. The sum of their ages is 39 years. How old is the father?
  22. 22.Meera’s father is three times as old as Meera. The sum of their ages is 20 years. How old is Meera?
  23. 23.Ananya’s father is four times as old as Ananya. The sum of their ages is 70 years. How old is the father?
  24. 24.In 6 years, Farhan will be twice as old as Farhan was 6 years ago. How old is Farhan now?
  25. 25.Diya is 4 years older than Zoya. In 3 years, the sum of their ages will be 22. How old is Zoya now?
  26. 26.9 years ago, Sneha’s mother was three times as old as Sneha. The mother is 24 years old now. How old is Sneha now?
  27. 27.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 30 years. How old is Saanvi?
  28. 28.Dev is 3 years older than Ananya. In 2 years, the sum of their ages will be 37. How old is Ananya now?
  29. 29.In 3 years, Ishaan will be twice as old as Ishaan was 6 years ago. How old is Ishaan now?
  30. 30.Kavya is 7 years older than Ananya. In 6 years, the sum of their ages will be 77. How old is Ananya now?
  31. 31.Meera’s father is five times as old as Meera. The sum of their ages is 90 years. How old is Meera?
  32. 32.In 25 years, Sneha will be three times as old as Sneha was 3 years ago. How old is Sneha now?
  33. 33.In 15 years, Vivaan will be twice as old as Vivaan was 2 years ago. How old is Vivaan now?
  34. 34.Zoya is 9 years older than Diya. In 8 years, the sum of their ages will be 53. How old is Diya now?
  35. 35.Ananya is 7 years older than Kabir. In 4 years, the sum of their ages will be 67. How old is Kabir now?
  36. 36.Vivaan’s father is three times as old as Vivaan. The sum of their ages is 40 years. How old is Vivaan?
  37. 37.Priya is 2 years older than Aditya. In 5 years, the sum of their ages will be 50. How old is Aditya now?
  38. 38.Diya’s father is twice as old as Diya. The sum of their ages is 15 years. How old is Diya?
  39. 39.9 years ago, Arjun’s mother was three times as old as Arjun. The mother is 18 years old now. How old is Arjun now?
  40. 40.In 8 years, Aditya will be twice as old as Aditya was 5 years ago. How old is Aditya now?

Answer key

  1. 11
  2. 17
  3. 11
  4. 6
  5. 14
  6. 10
  7. 7
  8. 17
  9. 29
  10. 48
  11. 12
  12. 15
  13. 15
  14. 25
  15. 15
  16. 15
  17. 17
  18. 13
  19. 34
  20. 11
  21. 26
  22. 5
  23. 56
  24. 18
  25. 6
  26. 14
  27. 5
  28. 15
  29. 15
  30. 29
  31. 15
  32. 17
  33. 19
  34. 14
  35. 26
  36. 10
  37. 19
  38. 5
  39. 12
  40. 18

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