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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 550 · 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.Kabir is 9 years older than Nisha. In 4 years, the sum of their ages will be 57. How old is Nisha now?
  2. 2.Aditya’s father is four times as old as Aditya. The sum of their ages is 60 years. How old is Aditya?
  3. 3.Karan’s father is three times as old as Karan. The sum of their ages is 60 years. How old is the father?
  4. 4.In 20 years, Nisha will be twice as old as Nisha was 4 years ago. How old is Nisha now?
  5. 5.Saanvi is 7 years older than Kabir. In 4 years, the sum of their ages will be 75. How old is Kabir now?
  6. 6.In 10 years, Vivaan will be three times as old as Vivaan was 2 years ago. How old is Vivaan now?
  7. 7.7 years ago, Isha’s mother was three times as old as Isha. The mother is 25 years old now. How old is Isha now?
  8. 8.3 years ago, Kavya’s mother was three times as old as Kavya. The mother is 18 years old now. How old is Kavya now?
  9. 9.6 years ago, Priya’s mother was three times as old as Priya. The mother is 18 years old now. How old is Priya now?
  10. 10.Ishaan is 8 years older than Arjun. In 10 years, the sum of their ages will be 86. How old is Arjun now?
  11. 11.Priya is 4 years older than Pooja. In 5 years, the sum of their ages will be 68. How old is Pooja now?
  12. 12.Karan’s father is twice as old as Karan. The sum of their ages is 15 years. How old is Karan?
  13. 13.In 10 years, Karan will be three times as old as Karan was 2 years ago. How old is Karan now?
  14. 14.In 4 years, Kavya will be twice as old as Kavya was 3 years ago. How old is Kavya now?
  15. 15.In 11 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  16. 16.10 years ago, Kavya’s mother was three times as old as Kavya. The mother is 40 years old now. How old is Kavya now?
  17. 17.Kabir’s father is four times as old as Kabir. The sum of their ages is 50 years. How old is the father?
  18. 18.Diya’s father is five times as old as Diya. The sum of their ages is 90 years. How old is the father?
  19. 19.2 years ago, Isha’s mother was twice as old as Isha. The mother is 8 years old now. How old is Isha now?
  20. 20.In 10 years, Rahul will be twice as old as Rahul was 3 years ago. How old is Rahul now?
  21. 21.Vivaan’s father is five times as old as Vivaan. The sum of their ages is 72 years. How old is Vivaan?
  22. 22.In 23 years, Diya will be twice as old as Diya was 4 years ago. How old is Diya now?
  23. 23.In 15 years, Rahul will be three times as old as Rahul was 3 years ago. How old is Rahul now?
  24. 24.Rohan is 9 years older than Priya. In 2 years, the sum of their ages will be 25. How old is Priya now?
  25. 25.In 13 years, Isha will be twice as old as Isha was 4 years ago. How old is Isha now?
  26. 26.Rohan is 7 years older than Ananya. In 8 years, the sum of their ages will be 47. How old is Ananya now?
  27. 27.Aarav’s father is three times as old as Aarav. The sum of their ages is 36 years. How old is Aarav?
  28. 28.In 16 years, Zoya will be twice as old as Zoya was 3 years ago. How old is Zoya now?
  29. 29.Rohan is 8 years older than Pooja. In 5 years, the sum of their ages will be 54. How old is Pooja now?
  30. 30.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 15 years. How old is Vivaan?
  31. 31.Aditya is 4 years older than Ananya. In 4 years, the sum of their ages will be 64. How old is Ananya now?
  32. 32.Ishaan is 7 years older than Saanvi. In 6 years, the sum of their ages will be 71. How old is Saanvi now?
  33. 33.Diya is 5 years older than Manav. In 8 years, the sum of their ages will be 65. How old is Manav now?
  34. 34.Arjun is 5 years older than Priya. In 7 years, the sum of their ages will be 43. How old is Priya now?
  35. 35.Sneha’s father is four times as old as Sneha. The sum of their ages is 50 years. How old is Sneha?
  36. 36.In 7 years, Priya will be three times as old as Priya was 3 years ago. How old is Priya now?
  37. 37.Isha is 8 years older than Rahul. In 3 years, the sum of their ages will be 70. How old is Rahul now?
  38. 38.6 years ago, Kabir’s mother was twice as old as Kabir. The mother is 16 years old now. How old is Kabir now?
  39. 39.Aditya’s father is five times as old as Aditya. The sum of their ages is 78 years. How old is Aditya?
  40. 40.Aditya is 3 years older than Manav. In 8 years, the sum of their ages will be 49. How old is Manav now?

Answer key

  1. 20
  2. 12
  3. 45
  4. 28
  5. 30
  6. 8
  7. 13
  8. 8
  9. 10
  10. 29
  11. 27
  12. 5
  13. 8
  14. 10
  15. 15
  16. 20
  17. 40
  18. 75
  19. 5
  20. 16
  21. 12
  22. 31
  23. 12
  24. 6
  25. 21
  26. 12
  27. 9
  28. 22
  29. 18
  30. 5
  31. 26
  32. 26
  33. 22
  34. 12
  35. 10
  36. 8
  37. 28
  38. 11
  39. 13
  40. 15

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