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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 989 · 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 14 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
  2. 2.6 years ago, Dev’s mother was four times as old as Dev. The mother is 18 years old now. How old is Dev now?
  3. 3.In 20 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  4. 4.8 years ago, Zoya’s mother was three times as old as Zoya. The mother is 26 years old now. How old is Zoya now?
  5. 5.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 45 years. How old is Vivaan?
  6. 6.In 25 years, Aarav will be twice as old as Aarav was 4 years ago. How old is Aarav now?
  7. 7.Aarav is 2 years older than Vivaan. In 5 years, the sum of their ages will be 52. How old is Vivaan now?
  8. 8.Ishaan is 8 years older than Rohan. In 9 years, the sum of their ages will be 62. How old is Rohan now?
  9. 9.Arjun’s father is three times as old as Arjun. The sum of their ages is 56 years. How old is the father?
  10. 10.4 years ago, Kavya’s mother was four times as old as Kavya. The mother is 24 years old now. How old is Kavya now?
  11. 11.Aarav’s father is five times as old as Aarav. The sum of their ages is 84 years. How old is Aarav?
  12. 12.In 19 years, Meera will be twice as old as Meera was 3 years ago. How old is Meera now?
  13. 13.Kabir’s father is five times as old as Kabir. The sum of their ages is 54 years. How old is Kabir?
  14. 14.In 24 years, Farhan will be three times as old as Farhan was 4 years ago. How old is Farhan now?
  15. 15.Aarav’s father is twice as old as Aarav. The sum of their ages is 42 years. How old is Aarav?
  16. 16.In 29 years, Aarav will be twice as old as Aarav was 4 years ago. How old is Aarav now?
  17. 17.8 years ago, Aarav’s mother was three times as old as Aarav. The mother is 17 years old now. How old is Aarav now?
  18. 18.10 years ago, Rohan’s mother was four times as old as Rohan. The mother is 22 years old now. How old is Rohan now?
  19. 19.Farhan’s father is four times as old as Farhan. The sum of their ages is 40 years. How old is the father?
  20. 20.Aarav is 10 years older than Saanvi. In 3 years, the sum of their ages will be 32. How old is Saanvi now?
  21. 21.Arjun’s father is three times as old as Arjun. The sum of their ages is 28 years. How old is Arjun?
  22. 22.10 years ago, Pooja’s mother was four times as old as Pooja. The mother is 22 years old now. How old is Pooja now?
  23. 23.5 years ago, Ishaan’s mother was twice as old as Ishaan. The mother is 19 years old now. How old is Ishaan now?
  24. 24.In 2 years, Meera will be twice as old as Meera was 4 years ago. How old is Meera now?
  25. 25.9 years ago, Nisha’s mother was three times as old as Nisha. The mother is 42 years old now. How old is Nisha now?
  26. 26.In 23 years, Sneha will be three times as old as Sneha was 5 years ago. How old is Sneha now?
  27. 27.Isha’s father is five times as old as Isha. The sum of their ages is 84 years. How old is the father?
  28. 28.Meera is 4 years older than Isha. In 6 years, the sum of their ages will be 68. How old is Isha now?
  29. 29.Kabir is 6 years older than Meera. In 8 years, the sum of their ages will be 50. How old is Meera now?
  30. 30.7 years ago, Nisha’s mother was four times as old as Nisha. The mother is 23 years old now. How old is Nisha now?
  31. 31.9 years ago, Ananya’s mother was three times as old as Ananya. The mother is 30 years old now. How old is Ananya now?
  32. 32.5 years ago, Arjun’s mother was four times as old as Arjun. The mother is 29 years old now. How old is Arjun now?
  33. 33.Kavya’s father is twice as old as Kavya. The sum of their ages is 15 years. How old is the father?
  34. 34.Manav’s father is twice as old as Manav. The sum of their ages is 30 years. How old is Manav?
  35. 35.Kavya is 9 years older than Aarav. In 7 years, the sum of their ages will be 73. How old is Aarav now?
  36. 36.8 years ago, Farhan’s mother was twice as old as Farhan. The mother is 28 years old now. How old is Farhan now?
  37. 37.3 years ago, Pooja’s mother was three times as old as Pooja. The mother is 30 years old now. How old is Pooja now?
  38. 38.Nisha’s father is five times as old as Nisha. The sum of their ages is 42 years. How old is Nisha?
  39. 39.Karan’s father is five times as old as Karan. The sum of their ages is 60 years. How old is the father?
  40. 40.Kavya’s father is five times as old as Kavya. The sum of their ages is 90 years. How old is Kavya?

Answer key

  1. 22
  2. 9
  3. 24
  4. 14
  5. 9
  6. 33
  7. 20
  8. 18
  9. 42
  10. 9
  11. 14
  12. 25
  13. 9
  14. 18
  15. 14
  16. 37
  17. 11
  18. 13
  19. 32
  20. 8
  21. 7
  22. 13
  23. 12
  24. 10
  25. 20
  26. 19
  27. 70
  28. 26
  29. 14
  30. 11
  31. 16
  32. 11
  33. 10
  34. 10
  35. 25
  36. 18
  37. 12
  38. 7
  39. 50
  40. 15

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