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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 410 · 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.Aditya’s father is twice as old as Aditya. The sum of their ages is 36 years. How old is Aditya?
  2. 2.5 years ago, Farhan’s mother was four times as old as Farhan. The mother is 53 years old now. How old is Farhan now?
  3. 3.Rohan’s father is four times as old as Rohan. The sum of their ages is 75 years. How old is Rohan?
  4. 4.3 years ago, Ishaan’s mother was four times as old as Ishaan. The mother is 39 years old now. How old is Ishaan now?
  5. 5.Tara is 5 years older than Priya. In 10 years, the sum of their ages will be 51. How old is Priya now?
  6. 6.Pooja’s father is twice as old as Pooja. The sum of their ages is 27 years. How old is Pooja?
  7. 7.Arjun’s father is three times as old as Arjun. The sum of their ages is 56 years. How old is Arjun?
  8. 8.Dev is 6 years older than Priya. In 2 years, the sum of their ages will be 66. How old is Priya now?
  9. 9.2 years ago, Farhan’s mother was four times as old as Farhan. The mother is 22 years old now. How old is Farhan now?
  10. 10.In 8 years, Ishaan will be twice as old as Ishaan was 2 years ago. How old is Ishaan now?
  11. 11.Zoya’s father is twice as old as Zoya. The sum of their ages is 15 years. How old is Zoya?
  12. 12.Ishaan’s father is three times as old as Ishaan. The sum of their ages is 56 years. How old is the father?
  13. 13.Zoya’s father is twice as old as Zoya. The sum of their ages is 42 years. How old is the father?
  14. 14.3 years ago, Rahul’s mother was four times as old as Rahul. The mother is 27 years old now. How old is Rahul now?
  15. 15.2 years ago, Ananya’s mother was twice as old as Ananya. The mother is 12 years old now. How old is Ananya now?
  16. 16.Rohan is 6 years older than Dev. In 4 years, the sum of their ages will be 32. How old is Dev now?
  17. 17.Pooja’s father is five times as old as Pooja. The sum of their ages is 66 years. How old is the father?
  18. 18.Tara is 8 years older than Manav. In 7 years, the sum of their ages will be 58. How old is Manav now?
  19. 19.Manav’s father is three times as old as Manav. The sum of their ages is 36 years. How old is Manav?
  20. 20.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 30 years. How old is Ishaan?
  21. 21.7 years ago, Aditya’s mother was twice as old as Aditya. The mother is 31 years old now. How old is Aditya now?
  22. 22.Kavya’s father is five times as old as Kavya. The sum of their ages is 66 years. How old is the father?
  23. 23.Arjun is 2 years older than Vivaan. In 5 years, the sum of their ages will be 52. How old is Vivaan now?
  24. 24.In 24 years, Isha will be twice as old as Isha was 4 years ago. How old is Isha now?
  25. 25.Ishaan is 4 years older than Pooja. In 7 years, the sum of their ages will be 76. How old is Pooja now?
  26. 26.In 20 years, Isha will be twice as old as Isha was 3 years ago. How old is Isha now?
  27. 27.Farhan’s father is five times as old as Farhan. The sum of their ages is 60 years. How old is the father?
  28. 28.Sneha’s father is twice as old as Sneha. The sum of their ages is 24 years. How old is the father?
  29. 29.Pooja’s father is four times as old as Pooja. The sum of their ages is 45 years. How old is the father?
  30. 30.Aditya’s father is twice as old as Aditya. The sum of their ages is 45 years. How old is Aditya?
  31. 31.Priya is 3 years older than Diya. In 10 years, the sum of their ages will be 41. How old is Diya now?
  32. 32.Meera’s father is twice as old as Meera. The sum of their ages is 39 years. How old is Meera?
  33. 33.6 years ago, Farhan’s mother was twice as old as Farhan. The mother is 14 years old now. How old is Farhan now?
  34. 34.3 years ago, Pooja’s mother was four times as old as Pooja. The mother is 35 years old now. How old is Pooja now?
  35. 35.Isha’s father is three times as old as Isha. The sum of their ages is 28 years. How old is the father?
  36. 36.Zoya’s father is twice as old as Zoya. The sum of their ages is 45 years. How old is Zoya?
  37. 37.Vivaan is 2 years older than Saanvi. In 9 years, the sum of their ages will be 46. How old is Saanvi now?
  38. 38.Aditya’s father is three times as old as Aditya. The sum of their ages is 20 years. How old is the father?
  39. 39.In 30 years, Priya will be twice as old as Priya was 3 years ago. How old is Priya now?
  40. 40.Dev’s father is five times as old as Dev. The sum of their ages is 60 years. How old is Dev?

Answer key

  1. 12
  2. 17
  3. 15
  4. 12
  5. 13
  6. 9
  7. 14
  8. 28
  9. 7
  10. 12
  11. 5
  12. 42
  13. 28
  14. 9
  15. 7
  16. 9
  17. 55
  18. 18
  19. 9
  20. 5
  21. 19
  22. 55
  23. 20
  24. 32
  25. 29
  26. 26
  27. 50
  28. 16
  29. 36
  30. 15
  31. 9
  32. 13
  33. 10
  34. 11
  35. 21
  36. 15
  37. 13
  38. 15
  39. 36
  40. 10

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