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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 819 · 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. 1.7 years ago, Kavya’s mother was twice as old as Kavya. The mother is 17 years old now. How old is Kavya now?
  2. 2.Ananya is 9 years older than Tara. In 7 years, the sum of their ages will be 65. How old is Tara now?
  3. 3.4 years ago, Farhan’s mother was four times as old as Farhan. The mother is 48 years old now. How old is Farhan now?
  4. 4.3 years ago, Karan’s mother was four times as old as Karan. The mother is 51 years old now. How old is Karan now?
  5. 5.Manav’s father is three times as old as Manav. The sum of their ages is 24 years. How old is the father?
  6. 6.Vivaan is 10 years older than Tara. In 3 years, the sum of their ages will be 54. How old is Tara now?
  7. 7.Ananya’s father is twice as old as Ananya. The sum of their ages is 27 years. How old is Ananya?
  8. 8.Diya is 4 years older than Kavya. In 8 years, the sum of their ages will be 42. How old is Kavya now?
  9. 9.Karan’s father is four times as old as Karan. The sum of their ages is 30 years. How old is Karan?
  10. 10.Aarav’s father is twice as old as Aarav. The sum of their ages is 18 years. How old is Aarav?
  11. 11.In 3 years, Arjun will be twice as old as Arjun was 3 years ago. How old is Arjun now?
  12. 12.Rohan is 7 years older than Aditya. In 2 years, the sum of their ages will be 61. How old is Aditya now?
  13. 13.Sneha’s father is twice as old as Sneha. The sum of their ages is 18 years. How old is the father?
  14. 14.Meera is 5 years older than Zoya. In 2 years, the sum of their ages will be 21. How old is Zoya now?
  15. 15.Farhan’s father is four times as old as Farhan. The sum of their ages is 40 years. How old is the father?
  16. 16.Rahul’s father is three times as old as Rahul. The sum of their ages is 20 years. How old is Rahul?
  17. 17.Tara is 5 years older than Sneha. In 9 years, the sum of their ages will be 47. How old is Sneha now?
  18. 18.In 9 years, Aditya will be twice as old as Aditya was 3 years ago. How old is Aditya now?
  19. 19.Meera’s father is twice as old as Meera. The sum of their ages is 42 years. How old is the father?
  20. 20.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 70 years. How old is the father?
  21. 21.Vivaan is 9 years older than Diya. In 5 years, the sum of their ages will be 63. How old is Diya now?
  22. 22.4 years ago, Kavya’s mother was four times as old as Kavya. The mother is 52 years old now. How old is Kavya now?
  23. 23.Farhan’s father is twice as old as Farhan. The sum of their ages is 18 years. How old is Farhan?
  24. 24.Karan is 2 years older than Meera. In 4 years, the sum of their ages will be 66. How old is Meera now?
  25. 25.Karan’s father is four times as old as Karan. The sum of their ages is 40 years. How old is the father?
  26. 26.In 13 years, Pooja will be twice as old as Pooja was 3 years ago. How old is Pooja now?
  27. 27.Ananya is 9 years older than Vivaan. In 3 years, the sum of their ages will be 75. How old is Vivaan now?
  28. 28.Vivaan is 3 years older than Tara. In 5 years, the sum of their ages will be 51. How old is Tara now?
  29. 29.In 7 years, Manav will be three times as old as Manav was 5 years ago. How old is Manav now?
  30. 30.In 7 years, Diya will be twice as old as Diya was 6 years ago. How old is Diya now?
  31. 31.Sneha is 2 years older than Dev. In 10 years, the sum of their ages will be 44. How old is Dev now?
  32. 32.In 11 years, Rohan will be twice as old as Rohan was 6 years ago. How old is Rohan now?
  33. 33.In 28 years, Ananya will be three times as old as Ananya was 2 years ago. How old is Ananya now?
  34. 34.Meera is 3 years older than Aditya. In 2 years, the sum of their ages will be 55. How old is Aditya now?
  35. 35.In 24 years, Dev will be three times as old as Dev was 2 years ago. How old is Dev now?
  36. 36.In 10 years, Diya will be three times as old as Diya was 4 years ago. How old is Diya now?
  37. 37.Dev’s father is three times as old as Dev. The sum of their ages is 44 years. How old is Dev?
  38. 38.Farhan is 7 years older than Isha. In 8 years, the sum of their ages will be 45. How old is Isha now?
  39. 39.Saanvi is 5 years older than Rahul. In 4 years, the sum of their ages will be 25. How old is Rahul now?
  40. 40.In 13 years, Saanvi will be three times as old as Saanvi was 3 years ago. How old is Saanvi now?

Answer key

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

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