← Problems on ages lesson New set →

Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 798 · 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.

NameDateTime takenScore ___ / 40
  1. 1.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 21 years. How old is Vivaan?
  2. 2.7 years ago, Rohan’s mother was twice as old as Rohan. The mother is 17 years old now. How old is Rohan now?
  3. 3.Rahul is 8 years older than Aditya. In 10 years, the sum of their ages will be 62. How old is Aditya now?
  4. 4.Rahul’s father is twice as old as Rahul. The sum of their ages is 15 years. How old is Rahul?
  5. 5.In 13 years, Sneha will be twice as old as Sneha was 5 years ago. How old is Sneha now?
  6. 6.5 years ago, Dev’s mother was three times as old as Dev. The mother is 41 years old now. How old is Dev now?
  7. 7.8 years ago, Aarav’s mother was four times as old as Aarav. The mother is 40 years old now. How old is Aarav now?
  8. 8.In 14 years, Kavya will be twice as old as Kavya was 2 years ago. How old is Kavya now?
  9. 9.Aditya is 9 years older than Zoya. In 10 years, the sum of their ages will be 71. How old is Zoya now?
  10. 10.9 years ago, Dev’s mother was four times as old as Dev. The mother is 53 years old now. How old is Dev now?
  11. 11.Meera’s father is four times as old as Meera. The sum of their ages is 25 years. How old is Meera?
  12. 12.Saanvi’s father is three times as old as Saanvi. The sum of their ages is 32 years. How old is Saanvi?
  13. 13.5 years ago, Meera’s mother was twice as old as Meera. The mother is 23 years old now. How old is Meera now?
  14. 14.In 8 years, Kavya will be twice as old as Kavya was 2 years ago. How old is Kavya now?
  15. 15.Aarav is 3 years older than Priya. In 6 years, the sum of their ages will be 75. How old is Priya now?
  16. 16.In 10 years, Manav will be twice as old as Manav was 5 years ago. How old is Manav now?
  17. 17.In 15 years, Isha will be twice as old as Isha was 5 years ago. How old is Isha now?
  18. 18.Arjun is 2 years older than Kabir. In 8 years, the sum of their ages will be 34. How old is Kabir now?
  19. 19.Aditya’s father is twice as old as Aditya. The sum of their ages is 30 years. How old is the father?
  20. 20.In 22 years, Kabir will be three times as old as Kabir was 6 years ago. How old is Kabir now?
  21. 21.2 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 20 years old now. How old is Ishaan now?
  22. 22.Isha’s father is four times as old as Isha. The sum of their ages is 65 years. How old is the father?
  23. 23.Diya’s father is five times as old as Diya. The sum of their ages is 30 years. How old is Diya?
  24. 24.3 years ago, Diya’s mother was twice as old as Diya. The mother is 11 years old now. How old is Diya now?
  25. 25.In 17 years, Aarav will be three times as old as Aarav was 5 years ago. How old is Aarav now?
  26. 26.6 years ago, Kavya’s mother was three times as old as Kavya. The mother is 27 years old now. How old is Kavya now?
  27. 27.Manav is 3 years older than Arjun. In 8 years, the sum of their ages will be 29. How old is Arjun now?
  28. 28.2 years ago, Kabir’s mother was three times as old as Kabir. The mother is 23 years old now. How old is Kabir now?
  29. 29.Ananya’s father is twice as old as Ananya. The sum of their ages is 33 years. How old is Ananya?
  30. 30.In 10 years, Karan will be twice as old as Karan was 2 years ago. How old is Karan now?
  31. 31.Diya is 8 years older than Nisha. In 3 years, the sum of their ages will be 44. How old is Nisha now?
  32. 32.Isha’s father is five times as old as Isha. The sum of their ages is 90 years. How old is the father?
  33. 33.Arjun’s father is four times as old as Arjun. The sum of their ages is 25 years. How old is Arjun?
  34. 34.3 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 9 years old now. How old is Saanvi now?
  35. 35.Kavya is 4 years older than Sneha. In 10 years, the sum of their ages will be 46. How old is Sneha now?
  36. 36.Farhan’s father is twice as old as Farhan. The sum of their ages is 36 years. How old is Farhan?
  37. 37.Aarav is 8 years older than Sneha. In 5 years, the sum of their ages will be 54. How old is Sneha now?
  38. 38.Farhan’s father is five times as old as Farhan. The sum of their ages is 84 years. How old is Farhan?
  39. 39.In 7 years, Ishaan will be twice as old as Ishaan was 3 years ago. How old is Ishaan now?
  40. 40.In 18 years, Rahul will be three times as old as Rahul was 6 years ago. How old is Rahul now?

Answer key

  1. 7
  2. 12
  3. 17
  4. 5
  5. 23
  6. 17
  7. 16
  8. 18
  9. 21
  10. 20
  11. 5
  12. 8
  13. 14
  14. 12
  15. 30
  16. 20
  17. 25
  18. 8
  19. 20
  20. 20
  21. 8
  22. 52
  23. 5
  24. 7
  25. 16
  26. 13
  27. 5
  28. 9
  29. 11
  30. 14
  31. 15
  32. 75
  33. 5
  34. 6
  35. 11
  36. 12
  37. 18
  38. 14
  39. 13
  40. 18

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude