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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 245 · 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.Karan’s father is four times as old as Karan. The sum of their ages is 50 years. How old is Karan?
  2. 2.10 years ago, Nisha’s mother was four times as old as Nisha. The mother is 42 years old now. How old is Nisha now?
  3. 3.9 years ago, Aarav’s mother was four times as old as Aarav. The mother is 57 years old now. How old is Aarav now?
  4. 4.In 9 years, Rahul will be three times as old as Rahul was 3 years ago. How old is Rahul now?
  5. 5.Karan’s father is five times as old as Karan. The sum of their ages is 72 years. How old is Karan?
  6. 6.Karan is 10 years older than Rahul. In 5 years, the sum of their ages will be 38. How old is Rahul now?
  7. 7.Diya is 3 years older than Ishaan. In 8 years, the sum of their ages will be 73. How old is Ishaan now?
  8. 8.Isha’s father is five times as old as Isha. The sum of their ages is 54 years. How old is Isha?
  9. 9.7 years ago, Tara’s mother was twice as old as Tara. The mother is 21 years old now. How old is Tara now?
  10. 10.In 18 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
  11. 11.Pooja’s father is twice as old as Pooja. The sum of their ages is 27 years. How old is the father?
  12. 12.Saanvi’s father is four times as old as Saanvi. The sum of their ages is 35 years. How old is Saanvi?
  13. 13.4 years ago, Kabir’s mother was three times as old as Kabir. The mother is 25 years old now. How old is Kabir now?
  14. 14.In 19 years, Aarav will be twice as old as Aarav was 3 years ago. How old is Aarav now?
  15. 15.In 26 years, Priya will be three times as old as Priya was 2 years ago. How old is Priya now?
  16. 16.In 3 years, Dev will be twice as old as Dev was 3 years ago. How old is Dev now?
  17. 17.Rahul’s father is four times as old as Rahul. The sum of their ages is 60 years. How old is the father?
  18. 18.Priya is 3 years older than Rahul. In 6 years, the sum of their ages will be 33. How old is Rahul now?
  19. 19.Rahul is 3 years older than Pooja. In 6 years, the sum of their ages will be 27. How old is Pooja now?
  20. 20.3 years ago, Arjun’s mother was three times as old as Arjun. The mother is 39 years old now. How old is Arjun now?
  21. 21.10 years ago, Saanvi’s mother was four times as old as Saanvi. The mother is 58 years old now. How old is Saanvi now?
  22. 22.5 years ago, Isha’s mother was four times as old as Isha. The mother is 49 years old now. How old is Isha now?
  23. 23.Tara is 3 years older than Nisha. In 8 years, the sum of their ages will be 33. How old is Nisha now?
  24. 24.7 years ago, Rohan’s mother was twice as old as Rohan. The mother is 25 years old now. How old is Rohan now?
  25. 25.In 22 years, Rohan will be twice as old as Rohan was 5 years ago. How old is Rohan now?
  26. 26.Kavya is 10 years older than Diya. In 2 years, the sum of their ages will be 24. How old is Diya now?
  27. 27.Priya is 10 years older than Meera. In 2 years, the sum of their ages will be 28. How old is Meera now?
  28. 28.In 9 years, Farhan will be twice as old as Farhan was 5 years ago. How old is Farhan now?
  29. 29.In 24 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 10 years old now. How old is Kabir now?
  31. 31.Kavya is 6 years older than Manav. In 5 years, the sum of their ages will be 68. How old is Manav now?
  32. 32.In 25 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
  33. 33.4 years ago, Kabir’s mother was twice as old as Kabir. The mother is 28 years old now. How old is Kabir now?
  34. 34.Tara is 10 years older than Meera. In 5 years, the sum of their ages will be 44. How old is Meera now?
  35. 35.Karan is 7 years older than Ananya. In 7 years, the sum of their ages will be 49. How old is Ananya now?
  36. 36.2 years ago, Ishaan’s mother was twice as old as Ishaan. The mother is 24 years old now. How old is Ishaan now?
  37. 37.In 3 years, Farhan will be twice as old as Farhan was 6 years ago. How old is Farhan now?
  38. 38.3 years ago, Nisha’s mother was twice as old as Nisha. The mother is 13 years old now. How old is Nisha now?
  39. 39.Kavya’s father is twice as old as Kavya. The sum of their ages is 42 years. How old is the father?
  40. 40.Kabir’s father is four times as old as Kabir. The sum of their ages is 60 years. How old is Kabir?

Answer key

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

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