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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 8 · 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.Diya’s father is five times as old as Diya. The sum of their ages is 84 years. How old is Diya?
  2. 2.Kabir’s father is four times as old as Kabir. The sum of their ages is 60 years. How old is Kabir?
  3. 3.In 28 years, Aditya will be twice as old as Aditya was 2 years ago. How old is Aditya now?
  4. 4.Tara is 5 years older than Kabir. In 7 years, the sum of their ages will be 67. How old is Kabir now?
  5. 5.In 4 years, Kavya will be three times as old as Kavya was 4 years ago. How old is Kavya now?
  6. 6.Kabir is 9 years older than Manav. In 9 years, the sum of their ages will be 37. How old is Manav now?
  7. 7.3 years ago, Rahul’s mother was three times as old as Rahul. The mother is 27 years old now. How old is Rahul now?
  8. 8.5 years ago, Tara’s mother was twice as old as Tara. The mother is 13 years old now. How old is Tara now?
  9. 9.Aarav is 8 years older than Zoya. In 3 years, the sum of their ages will be 72. How old is Zoya now?
  10. 10.7 years ago, Kabir’s mother was twice as old as Kabir. The mother is 27 years old now. How old is Kabir now?
  11. 11.7 years ago, Zoya’s mother was twice as old as Zoya. The mother is 29 years old now. How old is Zoya now?
  12. 12.Kabir’s father is twice as old as Kabir. The sum of their ages is 42 years. How old is Kabir?
  13. 13.7 years ago, Aditya’s mother was three times as old as Aditya. The mother is 19 years old now. How old is Aditya now?
  14. 14.In 7 years, Saanvi will be three times as old as Saanvi was 5 years ago. How old is Saanvi now?
  15. 15.In 25 years, Priya will be three times as old as Priya was 5 years ago. How old is Priya now?
  16. 16.2 years ago, Dev’s mother was four times as old as Dev. The mother is 22 years old now. How old is Dev now?
  17. 17.8 years ago, Priya’s mother was three times as old as Priya. The mother is 17 years old now. How old is Priya now?
  18. 18.2 years ago, Isha’s mother was three times as old as Isha. The mother is 38 years old now. How old is Isha now?
  19. 19.Karan’s father is four times as old as Karan. The sum of their ages is 25 years. How old is the father?
  20. 20.Aarav’s father is three times as old as Aarav. The sum of their ages is 44 years. How old is Aarav?
  21. 21.Diya’s father is twice as old as Diya. The sum of their ages is 15 years. How old is Diya?
  22. 22.Sneha is 10 years older than Dev. In 10 years, the sum of their ages will be 56. How old is Dev now?
  23. 23.Meera’s father is twice as old as Meera. The sum of their ages is 24 years. How old is Meera?
  24. 24.Aarav’s father is five times as old as Aarav. The sum of their ages is 54 years. How old is the father?
  25. 25.In 29 years, Karan will be twice as old as Karan was 5 years ago. How old is Karan now?
  26. 26.In 28 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
  27. 27.5 years ago, Priya’s mother was four times as old as Priya. The mother is 25 years old now. How old is Priya now?
  28. 28.4 years ago, Priya’s mother was twice as old as Priya. The mother is 26 years old now. How old is Priya now?
  29. 29.9 years ago, Ananya’s mother was four times as old as Ananya. The mother is 29 years old now. How old is Ananya now?
  30. 30.Sneha’s father is four times as old as Sneha. The sum of their ages is 25 years. How old is the father?
  31. 31.Tara’s father is four times as old as Tara. The sum of their ages is 40 years. How old is the father?
  32. 32.Isha is 2 years older than Priya. In 7 years, the sum of their ages will be 38. How old is Priya now?
  33. 33.In 24 years, Rohan will be twice as old as Rohan was 2 years ago. How old is Rohan now?
  34. 34.In 28 years, Dev will be three times as old as Dev was 2 years ago. How old is Dev now?
  35. 35.Meera’s father is five times as old as Meera. The sum of their ages is 72 years. How old is the father?
  36. 36.2 years ago, Meera’s mother was three times as old as Meera. The mother is 23 years old now. How old is Meera now?
  37. 37.In 8 years, Kavya will be twice as old as Kavya was 3 years ago. How old is Kavya now?
  38. 38.In 7 years, Tara will be three times as old as Tara was 3 years ago. How old is Tara now?
  39. 39.In 4 years, Saanvi will be twice as old as Saanvi was 4 years ago. How old is Saanvi now?
  40. 40.Manav is 10 years older than Kabir. In 2 years, the sum of their ages will be 50. How old is Kabir now?

Answer key

  1. 14
  2. 12
  3. 32
  4. 24
  5. 8
  6. 5
  7. 11
  8. 9
  9. 29
  10. 17
  11. 18
  12. 14
  13. 11
  14. 11
  15. 20
  16. 7
  17. 11
  18. 14
  19. 20
  20. 11
  21. 5
  22. 13
  23. 8
  24. 45
  25. 39
  26. 40
  27. 10
  28. 15
  29. 14
  30. 20
  31. 32
  32. 11
  33. 28
  34. 17
  35. 60
  36. 9
  37. 14
  38. 8
  39. 12
  40. 18

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