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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 172 · 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.Nisha’s father is twice as old as Nisha. The sum of their ages is 36 years. How old is Nisha?
  2. 2.Pooja’s father is twice as old as Pooja. The sum of their ages is 24 years. How old is Pooja?
  3. 3.Saanvi is 5 years older than Karan. In 8 years, the sum of their ages will be 75. How old is Karan now?
  4. 4.Aditya’s father is five times as old as Aditya. The sum of their ages is 72 years. How old is Aditya?
  5. 5.4 years ago, Priya’s mother was twice as old as Priya. The mother is 18 years old now. How old is Priya now?
  6. 6.3 years ago, Manav’s mother was three times as old as Manav. The mother is 12 years old now. How old is Manav now?
  7. 7.Aarav’s father is five times as old as Aarav. The sum of their ages is 60 years. How old is Aarav?
  8. 8.In 21 years, Sneha will be twice as old as Sneha was 5 years ago. How old is Sneha now?
  9. 9.Karan’s father is four times as old as Karan. The sum of their ages is 45 years. How old is the father?
  10. 10.Arjun’s father is three times as old as Arjun. The sum of their ages is 52 years. How old is Arjun?
  11. 11.Sneha’s father is three times as old as Sneha. The sum of their ages is 24 years. How old is the father?
  12. 12.In 20 years, Rohan will be twice as old as Rohan was 5 years ago. How old is Rohan now?
  13. 13.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 84 years. How old is the father?
  14. 14.Sneha is 2 years older than Diya. In 4 years, the sum of their ages will be 46. How old is Diya now?
  15. 15.Tara is 10 years older than Isha. In 4 years, the sum of their ages will be 50. How old is Isha now?
  16. 16.Meera’s father is twice as old as Meera. The sum of their ages is 15 years. How old is the father?
  17. 17.Arjun is 9 years older than Dev. In 4 years, the sum of their ages will be 71. How old is Dev now?
  18. 18.5 years ago, Kavya’s mother was twice as old as Kavya. The mother is 15 years old now. How old is Kavya now?
  19. 19.In 21 years, Diya will be three times as old as Diya was 3 years ago. How old is Diya now?
  20. 20.In 20 years, Zoya will be twice as old as Zoya was 3 years ago. How old is Zoya now?
  21. 21.In 10 years, Saanvi will be three times as old as Saanvi was 4 years ago. How old is Saanvi now?
  22. 22.10 years ago, Aarav’s mother was twice as old as Aarav. The mother is 18 years old now. How old is Aarav now?
  23. 23.Karan’s father is five times as old as Karan. The sum of their ages is 90 years. How old is Karan?
  24. 24.10 years ago, Rahul’s mother was twice as old as Rahul. The mother is 20 years old now. How old is Rahul now?
  25. 25.2 years ago, Farhan’s mother was four times as old as Farhan. The mother is 18 years old now. How old is Farhan now?
  26. 26.Farhan is 7 years older than Kavya. In 7 years, the sum of their ages will be 79. How old is Kavya now?
  27. 27.In 28 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  28. 28.Aditya’s father is twice as old as Aditya. The sum of their ages is 21 years. How old is Aditya?
  29. 29.Diya’s father is four times as old as Diya. The sum of their ages is 75 years. How old is the father?
  30. 30.Ananya’s father is twice as old as Ananya. The sum of their ages is 24 years. How old is the father?
  31. 31.Karan is 2 years older than Saanvi. In 4 years, the sum of their ages will be 22. How old is Saanvi now?
  32. 32.Ananya’s father is four times as old as Ananya. The sum of their ages is 35 years. How old is the father?
  33. 33.In 18 years, Rahul will be three times as old as Rahul was 2 years ago. How old is Rahul now?
  34. 34.8 years ago, Manav’s mother was four times as old as Manav. The mother is 44 years old now. How old is Manav now?
  35. 35.In 29 years, Priya will be twice as old as Priya was 4 years ago. How old is Priya now?
  36. 36.Aditya is 3 years older than Vivaan. In 5 years, the sum of their ages will be 51. How old is Vivaan now?
  37. 37.In 9 years, Zoya will be twice as old as Zoya was 5 years ago. How old is Zoya now?
  38. 38.Tara is 4 years older than Isha. In 4 years, the sum of their ages will be 62. How old is Isha now?
  39. 39.Pooja’s father is four times as old as Pooja. The sum of their ages is 45 years. How old is the father?
  40. 40.Isha is 3 years older than Pooja. In 6 years, the sum of their ages will be 43. How old is Pooja now?

Answer key

  1. 12
  2. 8
  3. 27
  4. 12
  5. 11
  6. 6
  7. 10
  8. 31
  9. 36
  10. 13
  11. 18
  12. 30
  13. 70
  14. 18
  15. 16
  16. 10
  17. 27
  18. 10
  19. 15
  20. 26
  21. 11
  22. 14
  23. 15
  24. 15
  25. 6
  26. 29
  27. 32
  28. 7
  29. 60
  30. 16
  31. 6
  32. 28
  33. 12
  34. 17
  35. 37
  36. 19
  37. 19
  38. 25
  39. 36
  40. 14

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