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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 731 · 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.Zoya is 9 years older than Kavya. In 2 years, the sum of their ages will be 45. How old is Kavya now?
  2. 2.Kabir’s father is twice as old as Kabir. The sum of their ages is 15 years. How old is Kabir?
  3. 3.Priya’s father is five times as old as Priya. The sum of their ages is 90 years. How old is the father?
  4. 4.Isha is 4 years older than Sneha. In 6 years, the sum of their ages will be 56. How old is Sneha now?
  5. 5.Dev’s father is four times as old as Dev. The sum of their ages is 70 years. How old is Dev?
  6. 6.Rahul’s father is five times as old as Rahul. The sum of their ages is 60 years. How old is the father?
  7. 7.In 4 years, Tara will be twice as old as Tara was 5 years ago. How old is Tara now?
  8. 8.4 years ago, Kavya’s mother was twice as old as Kavya. The mother is 28 years old now. How old is Kavya now?
  9. 9.9 years ago, Dev’s mother was three times as old as Dev. The mother is 27 years old now. How old is Dev now?
  10. 10.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 40 years. How old is Vivaan?
  11. 11.Saanvi is 8 years older than Vivaan. In 2 years, the sum of their ages will be 46. How old is Vivaan now?
  12. 12.Zoya’s father is four times as old as Zoya. The sum of their ages is 45 years. How old is Zoya?
  13. 13.3 years ago, Ananya’s mother was three times as old as Ananya. The mother is 21 years old now. How old is Ananya now?
  14. 14.Isha is 3 years older than Ishaan. In 7 years, the sum of their ages will be 51. How old is Ishaan now?
  15. 15.In 14 years, Vivaan will be twice as old as Vivaan was 2 years ago. How old is Vivaan now?
  16. 16.In 16 years, Ananya will be three times as old as Ananya was 6 years ago. How old is Ananya now?
  17. 17.Ananya is 4 years older than Arjun. In 5 years, the sum of their ages will be 34. How old is Arjun now?
  18. 18.Rahul is 6 years older than Isha. In 2 years, the sum of their ages will be 20. How old is Isha now?
  19. 19.In 30 years, Ananya will be twice as old as Ananya was 4 years ago. How old is Ananya now?
  20. 20.In 14 years, Aditya will be twice as old as Aditya was 4 years ago. How old is Aditya now?
  21. 21.In 16 years, Karan will be twice as old as Karan was 5 years ago. How old is Karan now?
  22. 22.Dev is 7 years older than Diya. In 10 years, the sum of their ages will be 51. How old is Diya now?
  23. 23.Meera is 7 years older than Manav. In 8 years, the sum of their ages will be 55. How old is Manav now?
  24. 24.In 25 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  25. 25.3 years ago, Rohan’s mother was four times as old as Rohan. The mother is 31 years old now. How old is Rohan now?
  26. 26.Saanvi is 4 years older than Diya. In 6 years, the sum of their ages will be 56. How old is Diya now?
  27. 27.Isha’s father is four times as old as Isha. The sum of their ages is 40 years. How old is the father?
  28. 28.Ananya’s father is four times as old as Ananya. The sum of their ages is 30 years. How old is the father?
  29. 29.7 years ago, Kabir’s mother was four times as old as Kabir. The mother is 19 years old now. How old is Kabir now?
  30. 30.7 years ago, Ananya’s mother was twice as old as Ananya. The mother is 13 years old now. How old is Ananya now?
  31. 31.In 10 years, Karan will be three times as old as Karan was 2 years ago. How old is Karan now?
  32. 32.3 years ago, Nisha’s mother was twice as old as Nisha. The mother is 9 years old now. How old is Nisha now?
  33. 33.Manav’s father is four times as old as Manav. The sum of their ages is 40 years. How old is Manav?
  34. 34.Rahul’s father is four times as old as Rahul. The sum of their ages is 35 years. How old is the father?
  35. 35.In 28 years, Zoya will be twice as old as Zoya was 6 years ago. How old is Zoya now?
  36. 36.Arjun is 3 years older than Manav. In 7 years, the sum of their ages will be 47. How old is Manav now?
  37. 37.8 years ago, Aarav’s mother was four times as old as Aarav. The mother is 52 years old now. How old is Aarav now?
  38. 38.Rohan’s father is three times as old as Rohan. The sum of their ages is 32 years. How old is Rohan?
  39. 39.10 years ago, Arjun’s mother was three times as old as Arjun. The mother is 46 years old now. How old is Arjun now?
  40. 40.Manav’s father is twice as old as Manav. The sum of their ages is 39 years. How old is the father?

Answer key

  1. 16
  2. 5
  3. 75
  4. 20
  5. 14
  6. 50
  7. 14
  8. 16
  9. 15
  10. 8
  11. 17
  12. 9
  13. 9
  14. 17
  15. 18
  16. 17
  17. 10
  18. 5
  19. 38
  20. 22
  21. 26
  22. 12
  23. 16
  24. 29
  25. 10
  26. 20
  27. 32
  28. 24
  29. 10
  30. 10
  31. 8
  32. 6
  33. 8
  34. 28
  35. 40
  36. 15
  37. 19
  38. 8
  39. 22
  40. 26

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