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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 47 · 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.Isha’s father is twice as old as Isha. The sum of their ages is 33 years. How old is Isha?
  2. 2.3 years ago, Vivaan’s mother was twice as old as Vivaan. The mother is 17 years old now. How old is Vivaan now?
  3. 3.5 years ago, Priya’s mother was twice as old as Priya. The mother is 29 years old now. How old is Priya now?
  4. 4.In 6 years, Aarav will be twice as old as Aarav was 2 years ago. How old is Aarav now?
  5. 5.Pooja is 10 years older than Kavya. In 3 years, the sum of their ages will be 40. How old is Kavya now?
  6. 6.5 years ago, Kavya’s mother was three times as old as Kavya. The mother is 23 years old now. How old is Kavya now?
  7. 7.Rahul is 5 years older than Ananya. In 3 years, the sum of their ages will be 21. How old is Ananya now?
  8. 8.In 21 years, Farhan will be twice as old as Farhan was 4 years ago. How old is Farhan now?
  9. 9.Diya’s father is twice as old as Diya. The sum of their ages is 36 years. How old is Diya?
  10. 10.Diya’s father is three times as old as Diya. The sum of their ages is 24 years. How old is Diya?
  11. 11.Aditya is 9 years older than Ishaan. In 6 years, the sum of their ages will be 63. How old is Ishaan now?
  12. 12.Saanvi is 7 years older than Farhan. In 6 years, the sum of their ages will be 43. How old is Farhan now?
  13. 13.9 years ago, Zoya’s mother was twice as old as Zoya. The mother is 21 years old now. How old is Zoya now?
  14. 14.Aarav’s father is four times as old as Aarav. The sum of their ages is 55 years. How old is Aarav?
  15. 15.7 years ago, Priya’s mother was four times as old as Priya. The mother is 43 years old now. How old is Priya now?
  16. 16.In 19 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
  17. 17.10 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 34 years old now. How old is Saanvi now?
  18. 18.Aarav’s father is twice as old as Aarav. The sum of their ages is 24 years. How old is Aarav?
  19. 19.6 years ago, Meera’s mother was three times as old as Meera. The mother is 33 years old now. How old is Meera now?
  20. 20.8 years ago, Aarav’s mother was twice as old as Aarav. The mother is 28 years old now. How old is Aarav now?
  21. 21.In 25 years, Farhan will be twice as old as Farhan was 3 years ago. How old is Farhan now?
  22. 22.Dev is 6 years older than Sneha. In 4 years, the sum of their ages will be 60. How old is Sneha now?
  23. 23.9 years ago, Sneha’s mother was three times as old as Sneha. The mother is 45 years old now. How old is Sneha now?
  24. 24.3 years ago, Kavya’s mother was twice as old as Kavya. The mother is 17 years old now. How old is Kavya now?
  25. 25.3 years ago, Aarav’s mother was twice as old as Aarav. The mother is 23 years old now. How old is Aarav now?
  26. 26.Aditya’s father is three times as old as Aditya. The sum of their ages is 36 years. How old is Aditya?
  27. 27.Ananya’s father is five times as old as Ananya. The sum of their ages is 36 years. How old is Ananya?
  28. 28.In 14 years, Kabir will be twice as old as Kabir was 6 years ago. How old is Kabir now?
  29. 29.4 years ago, Priya’s mother was three times as old as Priya. The mother is 40 years old now. How old is Priya now?
  30. 30.Priya is 10 years older than Arjun. In 10 years, the sum of their ages will be 40. How old is Arjun now?
  31. 31.In 25 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
  32. 32.Meera’s father is four times as old as Meera. The sum of their ages is 40 years. How old is Meera?
  33. 33.6 years ago, Ananya’s mother was twice as old as Ananya. The mother is 16 years old now. How old is Ananya now?
  34. 34.7 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 43 years old now. How old is Ishaan now?
  35. 35.2 years ago, Arjun’s mother was twice as old as Arjun. The mother is 12 years old now. How old is Arjun now?
  36. 36.Karan is 3 years older than Tara. In 5 years, the sum of their ages will be 57. How old is Tara now?
  37. 37.Arjun’s father is three times as old as Arjun. The sum of their ages is 28 years. How old is the father?
  38. 38.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 21 years. How old is the father?
  39. 39.In 7 years, Aarav will be twice as old as Aarav was 5 years ago. How old is Aarav now?
  40. 40.Manav’s father is five times as old as Manav. The sum of their ages is 84 years. How old is Manav?

Answer key

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

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