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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 213 · 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.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 27 years. How old is Ishaan?
  2. 2.In 24 years, Dev will be three times as old as Dev was 4 years ago. How old is Dev now?
  3. 3.7 years ago, Nisha’s mother was three times as old as Nisha. The mother is 25 years old now. How old is Nisha now?
  4. 4.5 years ago, Sneha’s mother was twice as old as Sneha. The mother is 29 years old now. How old is Sneha now?
  5. 5.Vivaan is 2 years older than Tara. In 3 years, the sum of their ages will be 26. How old is Tara now?
  6. 6.Arjun’s father is three times as old as Arjun. The sum of their ages is 32 years. How old is the father?
  7. 7.Arjun is 3 years older than Rohan. In 9 years, the sum of their ages will be 45. How old is Rohan now?
  8. 8.In 29 years, Sneha will be twice as old as Sneha was 5 years ago. How old is Sneha now?
  9. 9.In 26 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
  10. 10.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 35 years. How old is Vivaan?
  11. 11.Diya is 5 years older than Meera. In 5 years, the sum of their ages will be 27. How old is Meera now?
  12. 12.In 5 years, Saanvi will be twice as old as Saanvi was 5 years ago. How old is Saanvi now?
  13. 13.In 17 years, Sneha will be twice as old as Sneha was 3 years ago. How old is Sneha now?
  14. 14.In 18 years, Diya will be twice as old as Diya was 2 years ago. How old is Diya now?
  15. 15.Zoya is 3 years older than Priya. In 10 years, the sum of their ages will be 53. How old is Priya now?
  16. 16.5 years ago, Manav’s mother was four times as old as Manav. The mother is 53 years old now. How old is Manav now?
  17. 17.7 years ago, Rohan’s mother was four times as old as Rohan. The mother is 55 years old now. How old is Rohan now?
  18. 18.In 8 years, Rahul will be twice as old as Rahul was 4 years ago. How old is Rahul now?
  19. 19.Zoya is 10 years older than Arjun. In 5 years, the sum of their ages will be 78. How old is Arjun now?
  20. 20.Farhan is 7 years older than Manav. In 10 years, the sum of their ages will be 39. How old is Manav now?
  21. 21.10 years ago, Rahul’s mother was three times as old as Rahul. The mother is 22 years old now. How old is Rahul now?
  22. 22.Priya’s father is twice as old as Priya. The sum of their ages is 21 years. How old is Priya?
  23. 23.Rohan’s father is five times as old as Rohan. The sum of their ages is 54 years. How old is Rohan?
  24. 24.6 years ago, Aarav’s mother was twice as old as Aarav. The mother is 24 years old now. How old is Aarav now?
  25. 25.In 16 years, Nisha will be three times as old as Nisha was 6 years ago. How old is Nisha now?
  26. 26.2 years ago, Aarav’s mother was three times as old as Aarav. The mother is 35 years old now. How old is Aarav now?
  27. 27.Nisha is 7 years older than Dev. In 7 years, the sum of their ages will be 53. How old is Dev now?
  28. 28.Tara’s father is five times as old as Tara. The sum of their ages is 36 years. How old is the father?
  29. 29.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 36 years. How old is the father?
  30. 30.8 years ago, Pooja’s mother was four times as old as Pooja. The mother is 28 years old now. How old is Pooja now?
  31. 31.Aarav’s father is twice as old as Aarav. The sum of their ages is 15 years. How old is Aarav?
  32. 32.Zoya’s father is three times as old as Zoya. The sum of their ages is 32 years. How old is the father?
  33. 33.10 years ago, Ishaan’s mother was twice as old as Ishaan. The mother is 32 years old now. How old is Ishaan now?
  34. 34.Priya is 6 years older than Zoya. In 7 years, the sum of their ages will be 36. How old is Zoya now?
  35. 35.In 19 years, Diya will be twice as old as Diya was 3 years ago. How old is Diya now?
  36. 36.In 23 years, Priya will be twice as old as Priya was 5 years ago. How old is Priya now?
  37. 37.Priya’s father is three times as old as Priya. The sum of their ages is 28 years. How old is Priya?
  38. 38.In 21 years, Farhan will be twice as old as Farhan was 6 years ago. How old is Farhan now?
  39. 39.In 27 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
  40. 40.Vivaan is 5 years older than Aarav. In 7 years, the sum of their ages will be 75. How old is Aarav now?

Answer key

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

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