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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 721 · 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.In 20 years, Nisha will be three times as old as Nisha was 6 years ago. How old is Nisha now?
  2. 2.Tara is 7 years older than Farhan. In 8 years, the sum of their ages will be 55. How old is Farhan now?
  3. 3.In 5 years, Ananya will be twice as old as Ananya was 5 years ago. How old is Ananya now?
  4. 4.Meera’s father is twice as old as Meera. The sum of their ages is 39 years. How old is the father?
  5. 5.4 years ago, Tara’s mother was twice as old as Tara. The mother is 22 years old now. How old is Tara now?
  6. 6.Tara is 8 years older than Zoya. In 8 years, the sum of their ages will be 40. How old is Zoya now?
  7. 7.In 20 years, Ananya will be twice as old as Ananya was 6 years ago. How old is Ananya now?
  8. 8.4 years ago, Karan’s mother was twice as old as Karan. The mother is 20 years old now. How old is Karan now?
  9. 9.5 years ago, Isha’s mother was three times as old as Isha. The mother is 35 years old now. How old is Isha now?
  10. 10.Rohan’s father is twice as old as Rohan. The sum of their ages is 21 years. How old is Rohan?
  11. 11.5 years ago, Ishaan’s mother was four times as old as Ishaan. The mother is 29 years old now. How old is Ishaan now?
  12. 12.Sneha is 9 years older than Rahul. In 5 years, the sum of their ages will be 31. How old is Rahul now?
  13. 13.Isha’s father is five times as old as Isha. The sum of their ages is 48 years. How old is the father?
  14. 14.Manav is 10 years older than Ananya. In 3 years, the sum of their ages will be 40. How old is Ananya now?
  15. 15.3 years ago, Arjun’s mother was four times as old as Arjun. The mother is 23 years old now. How old is Arjun now?
  16. 16.5 years ago, Farhan’s mother was four times as old as Farhan. The mother is 41 years old now. How old is Farhan now?
  17. 17.9 years ago, Karan’s mother was twice as old as Karan. The mother is 29 years old now. How old is Karan now?
  18. 18.2 years ago, Karan’s mother was twice as old as Karan. The mother is 8 years old now. How old is Karan now?
  19. 19.10 years ago, Dev’s mother was twice as old as Dev. The mother is 34 years old now. How old is Dev now?
  20. 20.In 22 years, Saanvi will be twice as old as Saanvi was 3 years ago. How old is Saanvi now?
  21. 21.Farhan’s father is three times as old as Farhan. The sum of their ages is 36 years. How old is the father?
  22. 22.5 years ago, Rohan’s mother was twice as old as Rohan. The mother is 11 years old now. How old is Rohan now?
  23. 23.Aarav is 3 years older than Pooja. In 10 years, the sum of their ages will be 83. How old is Pooja now?
  24. 24.2 years ago, Zoya’s mother was three times as old as Zoya. The mother is 17 years old now. How old is Zoya now?
  25. 25.In 4 years, Dev will be twice as old as Dev was 5 years ago. How old is Dev now?
  26. 26.Rahul’s father is twice as old as Rahul. The sum of their ages is 30 years. How old is Rahul?
  27. 27.4 years ago, Aarav’s mother was twice as old as Aarav. The mother is 24 years old now. How old is Aarav now?
  28. 28.7 years ago, Rohan’s mother was four times as old as Rohan. The mother is 47 years old now. How old is Rohan now?
  29. 29.Diya’s father is twice as old as Diya. The sum of their ages is 21 years. How old is the father?
  30. 30.Rohan’s father is twice as old as Rohan. The sum of their ages is 18 years. How old is Rohan?
  31. 31.8 years ago, Sneha’s mother was four times as old as Sneha. The mother is 20 years old now. How old is Sneha now?
  32. 32.5 years ago, Farhan’s mother was twice as old as Farhan. The mother is 11 years old now. How old is Farhan now?
  33. 33.In 22 years, Saanvi will be twice as old as Saanvi was 2 years ago. How old is Saanvi now?
  34. 34.Dev is 4 years older than Rohan. In 6 years, the sum of their ages will be 62. How old is Rohan now?
  35. 35.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 39 years. How old is the father?
  36. 36.5 years ago, Zoya’s mother was four times as old as Zoya. The mother is 33 years old now. How old is Zoya now?
  37. 37.Tara’s father is four times as old as Tara. The sum of their ages is 35 years. How old is Tara?
  38. 38.Diya is 9 years older than Kavya. In 8 years, the sum of their ages will be 69. How old is Kavya now?
  39. 39.Saanvi is 2 years older than Tara. In 7 years, the sum of their ages will be 46. How old is Tara now?
  40. 40.5 years ago, Ananya’s mother was three times as old as Ananya. The mother is 26 years old now. How old is Ananya now?

Answer key

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

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