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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 455 · 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. 1.6 years ago, Rohan’s mother was twice as old as Rohan. The mother is 24 years old now. How old is Rohan now?
  2. 2.Diya is 3 years older than Karan. In 3 years, the sum of their ages will be 51. How old is Karan now?
  3. 3.9 years ago, Pooja’s mother was four times as old as Pooja. The mother is 29 years old now. How old is Pooja now?
  4. 4.3 years ago, Sneha’s mother was twice as old as Sneha. The mother is 11 years old now. How old is Sneha now?
  5. 5.2 years ago, Farhan’s mother was four times as old as Farhan. The mother is 50 years old now. How old is Farhan now?
  6. 6.Ananya is 4 years older than Vivaan. In 2 years, the sum of their ages will be 30. How old is Vivaan now?
  7. 7.In 8 years, Kavya will be three times as old as Kavya was 6 years ago. How old is Kavya now?
  8. 8.Dev is 7 years older than Rohan. In 2 years, the sum of their ages will be 63. How old is Rohan now?
  9. 9.In 7 years, Rohan will be twice as old as Rohan was 3 years ago. How old is Rohan now?
  10. 10.Diya’s father is four times as old as Diya. The sum of their ages is 55 years. How old is Diya?
  11. 11.Kavya is 10 years older than Arjun. In 5 years, the sum of their ages will be 52. How old is Arjun now?
  12. 12.5 years ago, Aditya’s mother was twice as old as Aditya. The mother is 17 years old now. How old is Aditya now?
  13. 13.Rahul is 3 years older than Isha. In 4 years, the sum of their ages will be 37. How old is Isha now?
  14. 14.Meera is 2 years older than Diya. In 9 years, the sum of their ages will be 38. How old is Diya now?
  15. 15.Dev is 2 years older than Diya. In 10 years, the sum of their ages will be 70. How old is Diya now?
  16. 16.Rohan’s father is twice as old as Rohan. The sum of their ages is 39 years. How old is the father?
  17. 17.2 years ago, Saanvi’s mother was four times as old as Saanvi. The mother is 30 years old now. How old is Saanvi now?
  18. 18.Sneha’s father is three times as old as Sneha. The sum of their ages is 36 years. How old is the father?
  19. 19.Aditya’s father is three times as old as Aditya. The sum of their ages is 48 years. How old is Aditya?
  20. 20.10 years ago, Rahul’s mother was three times as old as Rahul. The mother is 25 years old now. How old is Rahul now?
  21. 21.5 years ago, Meera’s mother was four times as old as Meera. The mother is 33 years old now. How old is Meera now?
  22. 22.In 24 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
  23. 23.8 years ago, Ishaan’s mother was four times as old as Ishaan. The mother is 24 years old now. How old is Ishaan now?
  24. 24.Isha’s father is three times as old as Isha. The sum of their ages is 24 years. How old is Isha?
  25. 25.Farhan’s father is three times as old as Farhan. The sum of their ages is 48 years. How old is Farhan?
  26. 26.6 years ago, Zoya’s mother was three times as old as Zoya. The mother is 27 years old now. How old is Zoya now?
  27. 27.Karan’s father is five times as old as Karan. The sum of their ages is 84 years. How old is Karan?
  28. 28.Ishaan is 3 years older than Kavya. In 10 years, the sum of their ages will be 55. How old is Kavya now?
  29. 29.In 24 years, Kabir will be three times as old as Kabir was 4 years ago. How old is Kabir now?
  30. 30.Priya is 2 years older than Diya. In 4 years, the sum of their ages will be 32. How old is Diya now?
  31. 31.In 8 years, Farhan will be twice as old as Farhan was 3 years ago. How old is Farhan now?
  32. 32.4 years ago, Karan’s mother was four times as old as Karan. The mother is 52 years old now. How old is Karan now?
  33. 33.Sneha is 8 years older than Meera. In 8 years, the sum of their ages will be 78. How old is Meera now?
  34. 34.Tara is 10 years older than Pooja. In 2 years, the sum of their ages will be 48. How old is Pooja now?
  35. 35.3 years ago, Dev’s mother was three times as old as Dev. The mother is 18 years old now. How old is Dev now?
  36. 36.Tara’s father is twice as old as Tara. The sum of their ages is 18 years. How old is the father?
  37. 37.Meera is 3 years older than Vivaan. In 9 years, the sum of their ages will be 39. How old is Vivaan now?
  38. 38.In 25 years, Kavya will be three times as old as Kavya was 3 years ago. How old is Kavya now?
  39. 39.8 years ago, Rahul’s mother was three times as old as Rahul. The mother is 26 years old now. How old is Rahul now?
  40. 40.In 12 years, Manav will be three times as old as Manav was 6 years ago. How old is Manav now?

Answer key

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

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