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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 505 · 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.Rohan’s father is twice as old as Rohan. The sum of their ages is 15 years. How old is the father?
  2. 2.In 27 years, Nisha will be twice as old as Nisha was 3 years ago. How old is Nisha now?
  3. 3.Kabir is 8 years older than Ishaan. In 2 years, the sum of their ages will be 62. How old is Ishaan now?
  4. 4.Kabir is 2 years older than Dev. In 8 years, the sum of their ages will be 28. How old is Dev now?
  5. 5.Rohan’s father is twice as old as Rohan. The sum of their ages is 33 years. How old is the father?
  6. 6.6 years ago, Nisha’s mother was twice as old as Nisha. The mother is 20 years old now. How old is Nisha now?
  7. 7.Rohan’s father is twice as old as Rohan. The sum of their ages is 27 years. How old is Rohan?
  8. 8.3 years ago, Isha’s mother was three times as old as Isha. The mother is 21 years old now. How old is Isha now?
  9. 9.Rahul’s father is twice as old as Rahul. The sum of their ages is 30 years. How old is Rahul?
  10. 10.4 years ago, Saanvi’s mother was four times as old as Saanvi. The mother is 52 years old now. How old is Saanvi now?
  11. 11.In 19 years, Meera will be twice as old as Meera was 2 years ago. How old is Meera now?
  12. 12.10 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 43 years old now. How old is Ishaan now?
  13. 13.In 26 years, Priya will be twice as old as Priya was 4 years ago. How old is Priya now?
  14. 14.2 years ago, Nisha’s mother was four times as old as Nisha. The mother is 26 years old now. How old is Nisha now?
  15. 15.In 26 years, Arjun will be twice as old as Arjun was 3 years ago. How old is Arjun now?
  16. 16.In 19 years, Ishaan will be three times as old as Ishaan was 5 years ago. How old is Ishaan now?
  17. 17.3 years ago, Zoya’s mother was three times as old as Zoya. The mother is 27 years old now. How old is Zoya now?
  18. 18.Rohan is 3 years older than Vivaan. In 3 years, the sum of their ages will be 23. How old is Vivaan now?
  19. 19.4 years ago, Arjun’s mother was twice as old as Arjun. The mother is 20 years old now. How old is Arjun now?
  20. 20.In 7 years, Meera will be three times as old as Meera was 3 years ago. How old is Meera now?
  21. 21.Nisha is 2 years older than Vivaan. In 7 years, the sum of their ages will be 48. How old is Vivaan now?
  22. 22.Kavya’s father is twice as old as Kavya. The sum of their ages is 15 years. How old is Kavya?
  23. 23.Pooja is 10 years older than Meera. In 5 years, the sum of their ages will be 40. How old is Meera now?
  24. 24.4 years ago, Farhan’s mother was twice as old as Farhan. The mother is 22 years old now. How old is Farhan now?
  25. 25.In 4 years, Meera will be twice as old as Meera was 5 years ago. How old is Meera now?
  26. 26.Kabir is 4 years older than Tara. In 8 years, the sum of their ages will be 76. How old is Tara now?
  27. 27.10 years ago, Zoya’s mother was four times as old as Zoya. The mother is 34 years old now. How old is Zoya now?
  28. 28.In 17 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
  29. 29.Karan’s father is four times as old as Karan. The sum of their ages is 45 years. How old is Karan?
  30. 30.Karan is 10 years older than Diya. In 7 years, the sum of their ages will be 42. How old is Diya now?
  31. 31.Sneha’s father is twice as old as Sneha. The sum of their ages is 24 years. How old is the father?
  32. 32.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 18 years. How old is the father?
  33. 33.Kavya’s father is four times as old as Kavya. The sum of their ages is 75 years. How old is the father?
  34. 34.In 28 years, Manav will be three times as old as Manav was 2 years ago. How old is Manav now?
  35. 35.Karan is 7 years older than Isha. In 8 years, the sum of their ages will be 77. How old is Isha now?
  36. 36.Isha is 9 years older than Sneha. In 3 years, the sum of their ages will be 27. How old is Sneha now?
  37. 37.Pooja is 9 years older than Diya. In 4 years, the sum of their ages will be 77. How old is Diya now?
  38. 38.2 years ago, Nisha’s mother was three times as old as Nisha. The mother is 38 years old now. How old is Nisha now?
  39. 39.In 21 years, Arjun will be twice as old as Arjun was 6 years ago. How old is Arjun now?
  40. 40.Karan is 3 years older than Rahul. In 3 years, the sum of their ages will be 23. How old is Rahul now?

Answer key

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

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