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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 323 · 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.Diya’s father is twice as old as Diya. The sum of their ages is 15 years. How old is the father?
  2. 2.Nisha’s father is twice as old as Nisha. The sum of their ages is 18 years. How old is the father?
  3. 3.Aditya’s father is twice as old as Aditya. The sum of their ages is 24 years. How old is Aditya?
  4. 4.Priya is 3 years older than Nisha. In 7 years, the sum of their ages will be 29. How old is Nisha now?
  5. 5.In 28 years, Farhan will be three times as old as Farhan was 4 years ago. How old is Farhan now?
  6. 6.In 21 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
  7. 7.3 years ago, Ananya’s mother was twice as old as Ananya. The mother is 17 years old now. How old is Ananya now?
  8. 8.In 7 years, Manav will be twice as old as Manav was 3 years ago. How old is Manav now?
  9. 9.Diya’s father is five times as old as Diya. The sum of their ages is 30 years. How old is Diya?
  10. 10.In 6 years, Kavya will be twice as old as Kavya was 4 years ago. How old is Kavya now?
  11. 11.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 24 years. How old is the father?
  12. 12.In 14 years, Ishaan will be three times as old as Ishaan was 2 years ago. How old is Ishaan now?
  13. 13.In 18 years, Dev will be twice as old as Dev was 5 years ago. How old is Dev now?
  14. 14.10 years ago, Dev’s mother was twice as old as Dev. The mother is 20 years old now. How old is Dev now?
  15. 15.In 24 years, Arjun will be three times as old as Arjun was 2 years ago. How old is Arjun now?
  16. 16.8 years ago, Aditya’s mother was three times as old as Aditya. The mother is 44 years old now. How old is Aditya now?
  17. 17.In 30 years, Aditya will be twice as old as Aditya was 5 years ago. How old is Aditya now?
  18. 18.Priya is 4 years older than Aarav. In 5 years, the sum of their ages will be 28. How old is Aarav now?
  19. 19.2 years ago, Rahul’s mother was three times as old as Rahul. The mother is 35 years old now. How old is Rahul now?
  20. 20.7 years ago, Rahul’s mother was twice as old as Rahul. The mother is 23 years old now. How old is Rahul now?
  21. 21.Vivaan’s father is three times as old as Vivaan. The sum of their ages is 52 years. How old is Vivaan?
  22. 22.In 22 years, Aditya will be twice as old as Aditya was 3 years ago. How old is Aditya now?
  23. 23.Nisha is 6 years older than Ananya. In 10 years, the sum of their ages will be 84. How old is Ananya now?
  24. 24.In 24 years, Meera will be twice as old as Meera was 3 years ago. How old is Meera now?
  25. 25.Pooja is 7 years older than Kabir. In 9 years, the sum of their ages will be 61. How old is Kabir now?
  26. 26.Manav’s father is five times as old as Manav. The sum of their ages is 90 years. How old is Manav?
  27. 27.In 11 years, Diya will be three times as old as Diya was 5 years ago. How old is Diya now?
  28. 28.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 84 years. How old is the father?
  29. 29.7 years ago, Farhan’s mother was four times as old as Farhan. The mother is 47 years old now. How old is Farhan now?
  30. 30.Nisha’s father is three times as old as Nisha. The sum of their ages is 32 years. How old is the father?
  31. 31.2 years ago, Vivaan’s mother was four times as old as Vivaan. The mother is 18 years old now. How old is Vivaan now?
  32. 32.Farhan’s father is three times as old as Farhan. The sum of their ages is 24 years. How old is Farhan?
  33. 33.4 years ago, Rohan’s mother was twice as old as Rohan. The mother is 12 years old now. How old is Rohan now?
  34. 34.Isha is 10 years older than Nisha. In 3 years, the sum of their ages will be 54. How old is Nisha now?
  35. 35.In 20 years, Kabir will be twice as old as Kabir was 5 years ago. How old is Kabir now?
  36. 36.In 18 years, Manav will be three times as old as Manav was 4 years ago. How old is Manav now?
  37. 37.Farhan’s father is twice as old as Farhan. The sum of their ages is 15 years. How old is the father?
  38. 38.In 28 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
  39. 39.6 years ago, Aarav’s mother was twice as old as Aarav. The mother is 14 years old now. How old is Aarav now?
  40. 40.Dev is 4 years older than Meera. In 3 years, the sum of their ages will be 36. How old is Meera now?

Answer key

  1. 10
  2. 12
  3. 8
  4. 6
  5. 20
  6. 31
  7. 10
  8. 13
  9. 5
  10. 14
  11. 16
  12. 10
  13. 28
  14. 15
  15. 15
  16. 20
  17. 40
  18. 7
  19. 13
  20. 15
  21. 13
  22. 28
  23. 29
  24. 30
  25. 18
  26. 15
  27. 13
  28. 70
  29. 17
  30. 24
  31. 6
  32. 6
  33. 8
  34. 19
  35. 30
  36. 15
  37. 10
  38. 32
  39. 10
  40. 13

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