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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 451 · 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.Manav is 7 years older than Vivaan. In 6 years, the sum of their ages will be 71. How old is Vivaan now?
  2. 2.Rahul’s father is three times as old as Rahul. The sum of their ages is 20 years. How old is the father?
  3. 3.2 years ago, Karan’s mother was three times as old as Karan. The mother is 23 years old now. How old is Karan now?
  4. 4.3 years ago, Tara’s mother was four times as old as Tara. The mother is 31 years old now. How old is Tara now?
  5. 5.Dev’s father is four times as old as Dev. The sum of their ages is 35 years. How old is the father?
  6. 6.In 25 years, Saanvi will be twice as old as Saanvi was 6 years ago. How old is Saanvi now?
  7. 7.Vivaan is 3 years older than Ishaan. In 5 years, the sum of their ages will be 59. How old is Ishaan now?
  8. 8.Karan’s father is twice as old as Karan. The sum of their ages is 45 years. How old is the father?
  9. 9.In 7 years, Priya will be twice as old as Priya was 3 years ago. How old is Priya now?
  10. 10.9 years ago, Aditya’s mother was twice as old as Aditya. The mother is 21 years old now. How old is Aditya now?
  11. 11.Meera is 8 years older than Isha. In 6 years, the sum of their ages will be 34. How old is Isha now?
  12. 12.5 years ago, Meera’s mother was twice as old as Meera. The mother is 17 years old now. How old is Meera now?
  13. 13.In 5 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
  14. 14.Vivaan is 7 years older than Diya. In 2 years, the sum of their ages will be 25. How old is Diya now?
  15. 15.Sneha’s father is twice as old as Sneha. The sum of their ages is 15 years. How old is the father?
  16. 16.2 years ago, Diya’s mother was three times as old as Diya. The mother is 11 years old now. How old is Diya now?
  17. 17.5 years ago, Nisha’s mother was twice as old as Nisha. The mother is 17 years old now. How old is Nisha now?
  18. 18.Zoya is 10 years older than Diya. In 4 years, the sum of their ages will be 48. How old is Diya now?
  19. 19.10 years ago, Vivaan’s mother was three times as old as Vivaan. The mother is 25 years old now. How old is Vivaan now?
  20. 20.Diya’s father is three times as old as Diya. The sum of their ages is 52 years. How old is Diya?
  21. 21.In 28 years, Aarav will be twice as old as Aarav was 3 years ago. How old is Aarav now?
  22. 22.In 16 years, Rahul will be twice as old as Rahul was 6 years ago. How old is Rahul now?
  23. 23.In 7 years, Vivaan will be three times as old as Vivaan was 3 years ago. How old is Vivaan now?
  24. 24.2 years ago, Zoya’s mother was four times as old as Zoya. The mother is 22 years old now. How old is Zoya now?
  25. 25.Nisha’s father is four times as old as Nisha. The sum of their ages is 70 years. How old is the father?
  26. 26.Ananya’s father is three times as old as Ananya. The sum of their ages is 24 years. How old is Ananya?
  27. 27.Diya is 10 years older than Rahul. In 2 years, the sum of their ages will be 42. How old is Rahul now?
  28. 28.Aarav’s father is four times as old as Aarav. The sum of their ages is 55 years. How old is Aarav?
  29. 29.In 25 years, Rohan will be twice as old as Rohan was 2 years ago. How old is Rohan now?
  30. 30.In 14 years, Isha will be three times as old as Isha was 6 years ago. How old is Isha now?
  31. 31.Kabir’s father is twice as old as Kabir. The sum of their ages is 21 years. How old is the father?
  32. 32.9 years ago, Kabir’s mother was four times as old as Kabir. The mother is 21 years old now. How old is Kabir now?
  33. 33.Rahul’s father is three times as old as Rahul. The sum of their ages is 40 years. How old is Rahul?
  34. 34.Ishaan is 4 years older than Priya. In 6 years, the sum of their ages will be 70. How old is Priya now?
  35. 35.7 years ago, Priya’s mother was twice as old as Priya. The mother is 23 years old now. How old is Priya now?
  36. 36.Priya is 9 years older than Meera. In 2 years, the sum of their ages will be 25. How old is Meera now?
  37. 37.10 years ago, Nisha’s mother was four times as old as Nisha. The mother is 50 years old now. How old is Nisha now?
  38. 38.Rohan is 9 years older than Kabir. In 2 years, the sum of their ages will be 57. How old is Kabir now?
  39. 39.9 years ago, Farhan’s mother was twice as old as Farhan. The mother is 27 years old now. How old is Farhan now?
  40. 40.Arjun’s father is four times as old as Arjun. The sum of their ages is 50 years. How old is the father?

Answer key

  1. 26
  2. 15
  3. 9
  4. 10
  5. 28
  6. 37
  7. 23
  8. 30
  9. 13
  10. 15
  11. 7
  12. 11
  13. 17
  14. 7
  15. 10
  16. 5
  17. 11
  18. 15
  19. 15
  20. 13
  21. 34
  22. 28
  23. 8
  24. 7
  25. 56
  26. 6
  27. 14
  28. 11
  29. 29
  30. 16
  31. 14
  32. 12
  33. 10
  34. 27
  35. 15
  36. 6
  37. 20
  38. 22
  39. 18
  40. 40

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