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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 769 · 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.Karan is 8 years older than Isha. In 5 years, the sum of their ages will be 68. How old is Isha now?
  2. 2.Aditya’s father is three times as old as Aditya. The sum of their ages is 36 years. How old is the father?
  3. 3.In 20 years, Vivaan will be three times as old as Vivaan was 4 years ago. How old is Vivaan now?
  4. 4.8 years ago, Vivaan’s mother was three times as old as Vivaan. The mother is 17 years old now. How old is Vivaan now?
  5. 5.6 years ago, Kabir’s mother was four times as old as Kabir. The mother is 18 years old now. How old is Kabir now?
  6. 6.2 years ago, Pooja’s mother was twice as old as Pooja. The mother is 10 years old now. How old is Pooja now?
  7. 7.6 years ago, Aarav’s mother was twice as old as Aarav. The mother is 20 years old now. How old is Aarav now?
  8. 8.Diya is 8 years older than Isha. In 3 years, the sum of their ages will be 26. How old is Isha now?
  9. 9.Isha is 5 years older than Kavya. In 5 years, the sum of their ages will be 37. How old is Kavya now?
  10. 10.In 11 years, Meera will be twice as old as Meera was 2 years ago. How old is Meera now?
  11. 11.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 48 years. How old is Ishaan?
  12. 12.Arjun is 3 years older than Kabir. In 2 years, the sum of their ages will be 57. How old is Kabir now?
  13. 13.Priya’s father is four times as old as Priya. The sum of their ages is 75 years. How old is Priya?
  14. 14.2 years ago, Aarav’s mother was twice as old as Aarav. The mother is 12 years old now. How old is Aarav now?
  15. 15.Rohan’s father is three times as old as Rohan. The sum of their ages is 36 years. How old is Rohan?
  16. 16.8 years ago, Aarav’s mother was twice as old as Aarav. The mother is 28 years old now. How old is Aarav now?
  17. 17.Ananya’s father is three times as old as Ananya. The sum of their ages is 52 years. How old is the father?
  18. 18.In 29 years, Diya will be three times as old as Diya was 3 years ago. How old is Diya now?
  19. 19.Nisha’s father is twice as old as Nisha. The sum of their ages is 24 years. How old is Nisha?
  20. 20.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 45 years. How old is the father?
  21. 21.Pooja is 7 years older than Isha. In 2 years, the sum of their ages will be 21. How old is Isha now?
  22. 22.2 years ago, Ananya’s mother was twice as old as Ananya. The mother is 26 years old now. How old is Ananya now?
  23. 23.Aarav is 10 years older than Dev. In 8 years, the sum of their ages will be 46. How old is Dev now?
  24. 24.10 years ago, Ishaan’s mother was twice as old as Ishaan. The mother is 24 years old now. How old is Ishaan now?
  25. 25.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 21 years. How old is the father?
  26. 26.In 21 years, Ananya will be three times as old as Ananya was 3 years ago. How old is Ananya now?
  27. 27.7 years ago, Nisha’s mother was twice as old as Nisha. The mother is 15 years old now. How old is Nisha now?
  28. 28.2 years ago, Isha’s mother was four times as old as Isha. The mother is 46 years old now. How old is Isha now?
  29. 29.Arjun is 10 years older than Saanvi. In 6 years, the sum of their ages will be 32. How old is Saanvi now?
  30. 30.Manav’s father is four times as old as Manav. The sum of their ages is 30 years. How old is the father?
  31. 31.In 6 years, Aditya will be twice as old as Aditya was 5 years ago. How old is Aditya now?
  32. 32.In 13 years, Saanvi will be twice as old as Saanvi was 4 years ago. How old is Saanvi now?
  33. 33.Farhan’s father is twice as old as Farhan. The sum of their ages is 27 years. How old is Farhan?
  34. 34.Nisha’s father is four times as old as Nisha. The sum of their ages is 35 years. How old is the father?
  35. 35.Pooja’s father is three times as old as Pooja. The sum of their ages is 48 years. How old is Pooja?
  36. 36.Rohan is 4 years older than Farhan. In 8 years, the sum of their ages will be 54. How old is Farhan now?
  37. 37.6 years ago, Aditya’s mother was twice as old as Aditya. The mother is 20 years old now. How old is Aditya now?
  38. 38.In 20 years, Pooja will be three times as old as Pooja was 4 years ago. How old is Pooja now?
  39. 39.Manav’s father is twice as old as Manav. The sum of their ages is 42 years. How old is the father?
  40. 40.9 years ago, Rohan’s mother was twice as old as Rohan. The mother is 31 years old now. How old is Rohan now?

Answer key

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

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