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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 899 · 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, Farhan’s mother was twice as old as Farhan. The mother is 31 years old now. How old is Farhan now?
  2. 2.Diya’s father is twice as old as Diya. The sum of their ages is 30 years. How old is Diya?
  3. 3.In 13 years, Aarav will be twice as old as Aarav was 2 years ago. How old is Aarav now?
  4. 4.3 years ago, Rohan’s mother was three times as old as Rohan. The mother is 12 years old now. How old is Rohan now?
  5. 5.In 27 years, Farhan will be three times as old as Farhan was 3 years ago. How old is Farhan now?
  6. 6.In 23 years, Manav will be twice as old as Manav was 6 years ago. How old is Manav now?
  7. 7.Priya is 6 years older than Aditya. In 5 years, the sum of their ages will be 32. How old is Aditya now?
  8. 8.3 years ago, Saanvi’s mother was four times as old as Saanvi. The mother is 47 years old now. How old is Saanvi now?
  9. 9.Rahul is 3 years older than Farhan. In 4 years, the sum of their ages will be 51. How old is Farhan now?
  10. 10.Dev is 6 years older than Isha. In 5 years, the sum of their ages will be 70. How old is Isha now?
  11. 11.Meera is 9 years older than Vivaan. In 8 years, the sum of their ages will be 57. How old is Vivaan now?
  12. 12.2 years ago, Ananya’s mother was twice as old as Ananya. The mother is 24 years old now. How old is Ananya now?
  13. 13.Tara’s father is four times as old as Tara. The sum of their ages is 65 years. How old is Tara?
  14. 14.In 23 years, Kavya will be twice as old as Kavya was 4 years ago. How old is Kavya now?
  15. 15.4 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 12 years old now. How old is Saanvi now?
  16. 16.In 24 years, Kavya will be three times as old as Kavya was 4 years ago. How old is Kavya now?
  17. 17.Priya is 3 years older than Meera. In 10 years, the sum of their ages will be 45. How old is Meera now?
  18. 18.In 15 years, Rohan will be three times as old as Rohan was 3 years ago. How old is Rohan now?
  19. 19.10 years ago, Pooja’s mother was three times as old as Pooja. The mother is 25 years old now. How old is Pooja now?
  20. 20.8 years ago, Pooja’s mother was four times as old as Pooja. The mother is 20 years old now. How old is Pooja now?
  21. 21.3 years ago, Zoya’s mother was twice as old as Zoya. The mother is 27 years old now. How old is Zoya now?
  22. 22.3 years ago, Meera’s mother was three times as old as Meera. The mother is 18 years old now. How old is Meera now?
  23. 23.8 years ago, Dev’s mother was three times as old as Dev. The mother is 32 years old now. How old is Dev now?
  24. 24.Aditya’s father is twice as old as Aditya. The sum of their ages is 39 years. How old is the father?
  25. 25.5 years ago, Isha’s mother was twice as old as Isha. The mother is 21 years old now. How old is Isha now?
  26. 26.Aditya is 4 years older than Rohan. In 6 years, the sum of their ages will be 64. How old is Rohan now?
  27. 27.Meera’s father is five times as old as Meera. The sum of their ages is 78 years. How old is the father?
  28. 28.In 12 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
  29. 29.Tara is 3 years older than Zoya. In 2 years, the sum of their ages will be 37. How old is Zoya now?
  30. 30.Sneha’s father is three times as old as Sneha. The sum of their ages is 32 years. How old is Sneha?
  31. 31.5 years ago, Rahul’s mother was four times as old as Rahul. The mother is 17 years old now. How old is Rahul now?
  32. 32.In 15 years, Ananya will be three times as old as Ananya was 3 years ago. How old is Ananya now?
  33. 33.In 19 years, Vivaan will be three times as old as Vivaan was 3 years ago. How old is Vivaan now?
  34. 34.Ananya’s father is three times as old as Ananya. The sum of their ages is 32 years. How old is Ananya?
  35. 35.4 years ago, Aditya’s mother was twice as old as Aditya. The mother is 14 years old now. How old is Aditya now?
  36. 36.In 28 years, Ishaan will be twice as old as Ishaan was 5 years ago. How old is Ishaan now?
  37. 37.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 66 years. How old is the father?
  38. 38.8 years ago, Isha’s mother was four times as old as Isha. The mother is 20 years old now. How old is Isha now?
  39. 39.5 years ago, Farhan’s mother was twice as old as Farhan. The mother is 15 years old now. How old is Farhan now?
  40. 40.9 years ago, Priya’s mother was twice as old as Priya. The mother is 19 years old now. How old is Priya now?

Answer key

  1. 19
  2. 10
  3. 17
  4. 6
  5. 18
  6. 35
  7. 8
  8. 14
  9. 20
  10. 27
  11. 16
  12. 13
  13. 13
  14. 31
  15. 8
  16. 18
  17. 11
  18. 12
  19. 15
  20. 11
  21. 15
  22. 8
  23. 16
  24. 26
  25. 13
  26. 24
  27. 65
  28. 16
  29. 15
  30. 8
  31. 8
  32. 12
  33. 14
  34. 8
  35. 9
  36. 38
  37. 55
  38. 11
  39. 10
  40. 14

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