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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 4 · 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 is 3 years older than Dev. In 5 years, the sum of their ages will be 31. How old is Dev now?
  2. 2.8 years ago, Farhan’s mother was three times as old as Farhan. The mother is 17 years old now. How old is Farhan now?
  3. 3.9 years ago, Karan’s mother was twice as old as Karan. The mother is 25 years old now. How old is Karan now?
  4. 4.Arjun is 6 years older than Manav. In 5 years, the sum of their ages will be 62. How old is Manav now?
  5. 5.Arjun’s father is four times as old as Arjun. The sum of their ages is 65 years. How old is Arjun?
  6. 6.In 12 years, Aditya will be three times as old as Aditya was 2 years ago. How old is Aditya now?
  7. 7.Meera’s father is five times as old as Meera. The sum of their ages is 90 years. How old is Meera?
  8. 8.Dev’s father is five times as old as Dev. The sum of their ages is 60 years. How old is Dev?
  9. 9.In 8 years, Kavya will be twice as old as Kavya was 4 years ago. How old is Kavya now?
  10. 10.Nisha’s father is three times as old as Nisha. The sum of their ages is 20 years. How old is Nisha?
  11. 11.In 25 years, Pooja will be twice as old as Pooja was 3 years ago. How old is Pooja now?
  12. 12.4 years ago, Aarav’s mother was three times as old as Aarav. The mother is 28 years old now. How old is Aarav now?
  13. 13.In 19 years, Kavya will be three times as old as Kavya was 3 years ago. How old is Kavya now?
  14. 14.10 years ago, Manav’s mother was four times as old as Manav. The mother is 58 years old now. How old is Manav now?
  15. 15.In 22 years, Priya will be twice as old as Priya was 4 years ago. How old is Priya now?
  16. 16.Ananya is 8 years older than Aarav. In 3 years, the sum of their ages will be 68. How old is Aarav now?
  17. 17.Arjun’s father is four times as old as Arjun. The sum of their ages is 70 years. How old is Arjun?
  18. 18.8 years ago, Aditya’s mother was three times as old as Aditya. The mother is 23 years old now. How old is Aditya now?
  19. 19.4 years ago, Rohan’s mother was three times as old as Rohan. The mother is 25 years old now. How old is Rohan now?
  20. 20.Zoya is 9 years older than Karan. In 8 years, the sum of their ages will be 55. How old is Karan now?
  21. 21.In 3 years, Ishaan will be twice as old as Ishaan was 6 years ago. How old is Ishaan now?
  22. 22.Arjun is 6 years older than Vivaan. In 7 years, the sum of their ages will be 48. How old is Vivaan now?
  23. 23.In 23 years, Meera will be three times as old as Meera was 3 years ago. How old is Meera now?
  24. 24.Priya is 10 years older than Sneha. In 4 years, the sum of their ages will be 68. How old is Sneha now?
  25. 25.In 25 years, Saanvi will be twice as old as Saanvi was 2 years ago. How old is Saanvi now?
  26. 26.Isha’s father is three times as old as Isha. The sum of their ages is 44 years. How old is Isha?
  27. 27.Aditya’s father is twice as old as Aditya. The sum of their ages is 42 years. How old is Aditya?
  28. 28.5 years ago, Ananya’s mother was three times as old as Ananya. The mother is 14 years old now. How old is Ananya now?
  29. 29.5 years ago, Priya’s mother was twice as old as Priya. The mother is 29 years old now. How old is Priya now?
  30. 30.Farhan is 4 years older than Rohan. In 2 years, the sum of their ages will be 56. How old is Rohan now?
  31. 31.Manav is 3 years older than Diya. In 2 years, the sum of their ages will be 19. How old is Diya now?
  32. 32.Ananya’s father is twice as old as Ananya. The sum of their ages is 30 years. How old is the father?
  33. 33.Arjun’s father is twice as old as Arjun. The sum of their ages is 39 years. How old is the father?
  34. 34.Farhan’s father is four times as old as Farhan. The sum of their ages is 50 years. How old is Farhan?
  35. 35.4 years ago, Arjun’s mother was twice as old as Arjun. The mother is 20 years old now. How old is Arjun now?
  36. 36.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 33 years. How old is the father?
  37. 37.7 years ago, Aarav’s mother was three times as old as Aarav. The mother is 16 years old now. How old is Aarav now?
  38. 38.Vivaan is 4 years older than Karan. In 4 years, the sum of their ages will be 38. How old is Karan now?
  39. 39.2 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 26 years old now. How old is Saanvi now?
  40. 40.In 13 years, Nisha will be three times as old as Nisha was 3 years ago. How old is Nisha now?

Answer key

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

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