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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 898 · 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. 1.4 years ago, Aditya’s mother was twice as old as Aditya. The mother is 28 years old now. How old is Aditya now?
  2. 2.Rohan is 6 years older than Dev. In 9 years, the sum of their ages will be 38. How old is Dev now?
  3. 3.3 years ago, Ananya’s mother was four times as old as Ananya. The mother is 43 years old now. How old is Ananya now?
  4. 4.2 years ago, Diya’s mother was three times as old as Diya. The mother is 11 years old now. How old is Diya now?
  5. 5.In 18 years, Tara will be three times as old as Tara was 6 years ago. How old is Tara now?
  6. 6.4 years ago, Dev’s mother was four times as old as Dev. The mother is 36 years old now. How old is Dev now?
  7. 7.Pooja’s father is three times as old as Pooja. The sum of their ages is 44 years. How old is Pooja?
  8. 8.2 years ago, Isha’s mother was three times as old as Isha. The mother is 23 years old now. How old is Isha now?
  9. 9.Pooja’s father is four times as old as Pooja. The sum of their ages is 55 years. How old is the father?
  10. 10.Rohan is 5 years older than Nisha. In 6 years, the sum of their ages will be 31. How old is Nisha now?
  11. 11.Kavya is 7 years older than Rohan. In 2 years, the sum of their ages will be 37. How old is Rohan now?
  12. 12.Rahul’s father is five times as old as Rahul. The sum of their ages is 36 years. How old is the father?
  13. 13.Priya’s father is four times as old as Priya. The sum of their ages is 60 years. How old is the father?
  14. 14.Ananya’s father is five times as old as Ananya. The sum of their ages is 36 years. How old is the father?
  15. 15.Farhan is 6 years older than Karan. In 6 years, the sum of their ages will be 58. How old is Karan now?
  16. 16.3 years ago, Farhan’s mother was four times as old as Farhan. The mother is 15 years old now. How old is Farhan now?
  17. 17.Rahul is 7 years older than Nisha. In 2 years, the sum of their ages will be 53. How old is Nisha now?
  18. 18.Kabir’s father is four times as old as Kabir. The sum of their ages is 40 years. How old is the father?
  19. 19.Tara is 9 years older than Karan. In 4 years, the sum of their ages will be 59. How old is Karan now?
  20. 20.6 years ago, Aditya’s mother was four times as old as Aditya. The mother is 18 years old now. How old is Aditya now?
  21. 21.In 30 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  22. 22.Pooja is 10 years older than Arjun. In 6 years, the sum of their ages will be 48. How old is Arjun now?
  23. 23.4 years ago, Arjun’s mother was three times as old as Arjun. The mother is 40 years old now. How old is Arjun now?
  24. 24.Aditya is 5 years older than Tara. In 2 years, the sum of their ages will be 33. How old is Tara now?
  25. 25.Priya’s father is three times as old as Priya. The sum of their ages is 36 years. How old is Priya?
  26. 26.Manav’s father is four times as old as Manav. The sum of their ages is 50 years. How old is the father?
  27. 27.Rohan is 9 years older than Nisha. In 4 years, the sum of their ages will be 35. How old is Nisha now?
  28. 28.Zoya’s father is four times as old as Zoya. The sum of their ages is 60 years. How old is Zoya?
  29. 29.In 15 years, Ishaan will be twice as old as Ishaan was 3 years ago. How old is Ishaan now?
  30. 30.2 years ago, Kabir’s mother was twice as old as Kabir. The mother is 14 years old now. How old is Kabir now?
  31. 31.4 years ago, Karan’s mother was twice as old as Karan. The mother is 16 years old now. How old is Karan now?
  32. 32.Farhan’s father is three times as old as Farhan. The sum of their ages is 24 years. How old is Farhan?
  33. 33.In 8 years, Sneha will be three times as old as Sneha was 6 years ago. How old is Sneha now?
  34. 34.Pooja is 10 years older than Arjun. In 5 years, the sum of their ages will be 72. How old is Arjun now?
  35. 35.Farhan is 4 years older than Rohan. In 3 years, the sum of their ages will be 66. How old is Rohan now?
  36. 36.4 years ago, Kabir’s mother was four times as old as Kabir. The mother is 48 years old now. How old is Kabir now?
  37. 37.Ananya’s father is twice as old as Ananya. The sum of their ages is 27 years. How old is Ananya?
  38. 38.In 4 years, Sneha will be twice as old as Sneha was 3 years ago. How old is Sneha now?
  39. 39.In 17 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
  40. 40.Ananya is 7 years older than Kabir. In 3 years, the sum of their ages will be 29. How old is Kabir now?

Answer key

  1. 16
  2. 7
  3. 13
  4. 5
  5. 18
  6. 12
  7. 11
  8. 9
  9. 44
  10. 7
  11. 13
  12. 30
  13. 48
  14. 30
  15. 20
  16. 6
  17. 21
  18. 32
  19. 21
  20. 9
  21. 34
  22. 13
  23. 16
  24. 12
  25. 9
  26. 40
  27. 9
  28. 12
  29. 21
  30. 8
  31. 10
  32. 6
  33. 13
  34. 26
  35. 28
  36. 15
  37. 9
  38. 10
  39. 29
  40. 8

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