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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 153 · 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.Arjun is 10 years older than Dev. In 6 years, the sum of their ages will be 44. How old is Dev now?
  2. 2.Rohan’s father is four times as old as Rohan. The sum of their ages is 70 years. How old is the father?
  3. 3.In 18 years, Ananya will be twice as old as Ananya was 6 years ago. How old is Ananya now?
  4. 4.Zoya’s father is five times as old as Zoya. The sum of their ages is 60 years. How old is the father?
  5. 5.5 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 15 years old now. How old is Saanvi now?
  6. 6.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 55 years. How old is the father?
  7. 7.Meera’s father is five times as old as Meera. The sum of their ages is 42 years. How old is Meera?
  8. 8.9 years ago, Ananya’s mother was four times as old as Ananya. The mother is 53 years old now. How old is Ananya now?
  9. 9.In 19 years, Karan will be twice as old as Karan was 2 years ago. How old is Karan now?
  10. 10.Ananya’s father is three times as old as Ananya. The sum of their ages is 24 years. How old is the father?
  11. 11.Sneha is 4 years older than Pooja. In 3 years, the sum of their ages will be 28. How old is Pooja now?
  12. 12.3 years ago, Rohan’s mother was four times as old as Rohan. The mother is 51 years old now. How old is Rohan now?
  13. 13.Rohan is 9 years older than Ananya. In 6 years, the sum of their ages will be 69. How old is Ananya now?
  14. 14.Rohan is 5 years older than Manav. In 5 years, the sum of their ages will be 43. How old is Manav now?
  15. 15.3 years ago, Isha’s mother was four times as old as Isha. The mother is 35 years old now. How old is Isha now?
  16. 16.Dev’s father is three times as old as Dev. The sum of their ages is 44 years. How old is Dev?
  17. 17.Isha’s father is three times as old as Isha. The sum of their ages is 52 years. How old is the father?
  18. 18.4 years ago, Zoya’s mother was twice as old as Zoya. The mother is 14 years old now. How old is Zoya now?
  19. 19.In 30 years, Karan will be twice as old as Karan was 4 years ago. How old is Karan now?
  20. 20.Isha’s father is twice as old as Isha. The sum of their ages is 15 years. How old is Isha?
  21. 21.Arjun’s father is three times as old as Arjun. The sum of their ages is 36 years. How old is the father?
  22. 22.In 2 years, Saanvi will be twice as old as Saanvi was 5 years ago. How old is Saanvi now?
  23. 23.Manav is 9 years older than Zoya. In 7 years, the sum of their ages will be 71. How old is Zoya now?
  24. 24.Arjun is 10 years older than Isha. In 10 years, the sum of their ages will be 54. How old is Isha now?
  25. 25.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 30 years. How old is Vivaan?
  26. 26.Rohan’s father is three times as old as Rohan. The sum of their ages is 60 years. How old is the father?
  27. 27.Sneha’s father is four times as old as Sneha. The sum of their ages is 30 years. How old is the father?
  28. 28.Zoya is 5 years older than Kavya. In 5 years, the sum of their ages will be 41. How old is Kavya now?
  29. 29.In 20 years, Nisha will be twice as old as Nisha was 5 years ago. How old is Nisha now?
  30. 30.In 5 years, Aarav will be twice as old as Aarav was 3 years ago. How old is Aarav now?
  31. 31.In 2 years, Vivaan will be twice as old as Vivaan was 4 years ago. How old is Vivaan now?
  32. 32.In 14 years, Manav will be three times as old as Manav was 2 years ago. How old is Manav now?
  33. 33.In 19 years, Saanvi will be three times as old as Saanvi was 3 years ago. How old is Saanvi now?
  34. 34.Meera is 9 years older than Manav. In 5 years, the sum of their ages will be 79. How old is Manav now?
  35. 35.Priya is 10 years older than Rahul. In 3 years, the sum of their ages will be 44. How old is Rahul now?
  36. 36.5 years ago, Rohan’s mother was three times as old as Rohan. The mother is 38 years old now. How old is Rohan now?
  37. 37.Ananya’s father is four times as old as Ananya. The sum of their ages is 75 years. How old is the father?
  38. 38.10 years ago, Isha’s mother was four times as old as Isha. The mother is 58 years old now. How old is Isha now?
  39. 39.In 14 years, Farhan will be twice as old as Farhan was 5 years ago. How old is Farhan now?
  40. 40.3 years ago, Vivaan’s mother was twice as old as Vivaan. The mother is 21 years old now. How old is Vivaan now?

Answer key

  1. 11
  2. 56
  3. 30
  4. 50
  5. 10
  6. 44
  7. 7
  8. 20
  9. 23
  10. 18
  11. 9
  12. 15
  13. 24
  14. 14
  15. 11
  16. 11
  17. 39
  18. 9
  19. 38
  20. 5
  21. 27
  22. 12
  23. 24
  24. 12
  25. 10
  26. 45
  27. 24
  28. 13
  29. 30
  30. 11
  31. 10
  32. 10
  33. 14
  34. 30
  35. 14
  36. 16
  37. 60
  38. 22
  39. 24
  40. 12

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