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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 479 · 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.Nisha’s father is four times as old as Nisha. The sum of their ages is 75 years. How old is the father?
  2. 2.In 15 years, Kavya will be twice as old as Kavya was 4 years ago. How old is Kavya now?
  3. 3.In 7 years, Isha will be twice as old as Isha was 3 years ago. How old is Isha now?
  4. 4.Kabir’s father is three times as old as Kabir. The sum of their ages is 24 years. How old is the father?
  5. 5.9 years ago, Isha’s mother was twice as old as Isha. The mother is 21 years old now. How old is Isha now?
  6. 6.In 19 years, Aditya will be three times as old as Aditya was 5 years ago. How old is Aditya now?
  7. 7.Ananya is 6 years older than Manav. In 9 years, the sum of their ages will be 64. How old is Manav now?
  8. 8.Zoya’s father is twice as old as Zoya. The sum of their ages is 36 years. How old is Zoya?
  9. 9.Karan is 9 years older than Dev. In 10 years, the sum of their ages will be 51. How old is Dev now?
  10. 10.Nisha is 4 years older than Arjun. In 9 years, the sum of their ages will be 78. How old is Arjun now?
  11. 11.Aarav’s father is twice as old as Aarav. The sum of their ages is 24 years. How old is Aarav?
  12. 12.3 years ago, Karan’s mother was twice as old as Karan. The mother is 13 years old now. How old is Karan now?
  13. 13.Karan is 6 years older than Isha. In 6 years, the sum of their ages will be 48. How old is Isha now?
  14. 14.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 30 years. How old is the father?
  15. 15.Karan’s father is four times as old as Karan. The sum of their ages is 75 years. How old is the father?
  16. 16.6 years ago, Isha’s mother was four times as old as Isha. The mother is 26 years old now. How old is Isha now?
  17. 17.9 years ago, Isha’s mother was three times as old as Isha. The mother is 24 years old now. How old is Isha now?
  18. 18.Arjun is 2 years older than Tara. In 3 years, the sum of their ages will be 68. How old is Tara now?
  19. 19.Rahul is 2 years older than Dev. In 5 years, the sum of their ages will be 54. How old is Dev now?
  20. 20.Ishaan is 2 years older than Aditya. In 2 years, the sum of their ages will be 22. How old is Aditya now?
  21. 21.Kavya’s father is five times as old as Kavya. The sum of their ages is 72 years. How old is the father?
  22. 22.Dev is 9 years older than Zoya. In 10 years, the sum of their ages will be 61. How old is Zoya now?
  23. 23.Aditya is 7 years older than Pooja. In 10 years, the sum of their ages will be 79. How old is Pooja now?
  24. 24.2 years ago, Arjun’s mother was three times as old as Arjun. The mother is 35 years old now. How old is Arjun now?
  25. 25.In 10 years, Pooja will be twice as old as Pooja was 3 years ago. How old is Pooja now?
  26. 26.Isha’s father is five times as old as Isha. The sum of their ages is 90 years. How old is Isha?
  27. 27.Farhan is 7 years older than Meera. In 2 years, the sum of their ages will be 35. How old is Meera now?
  28. 28.In 10 years, Meera will be twice as old as Meera was 2 years ago. How old is Meera now?
  29. 29.Diya’s father is five times as old as Diya. The sum of their ages is 42 years. How old is Diya?
  30. 30.Rohan is 6 years older than Ananya. In 3 years, the sum of their ages will be 50. How old is Ananya now?
  31. 31.Priya’s father is twice as old as Priya. The sum of their ages is 42 years. How old is Priya?
  32. 32.In 7 years, Ishaan will be twice as old as Ishaan was 5 years ago. How old is Ishaan now?
  33. 33.In 8 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  34. 34.In 12 years, Kavya will be three times as old as Kavya was 4 years ago. How old is Kavya now?
  35. 35.Tara’s father is four times as old as Tara. The sum of their ages is 30 years. How old is the father?
  36. 36.Kavya’s father is twice as old as Kavya. The sum of their ages is 18 years. How old is the father?
  37. 37.4 years ago, Meera’s mother was four times as old as Meera. The mother is 24 years old now. How old is Meera now?
  38. 38.Rohan’s father is four times as old as Rohan. The sum of their ages is 30 years. How old is Rohan?
  39. 39.9 years ago, Aarav’s mother was twice as old as Aarav. The mother is 19 years old now. How old is Aarav now?
  40. 40.In 13 years, Ishaan will be twice as old as Ishaan was 4 years ago. How old is Ishaan now?

Answer key

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

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