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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 756 · 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.Rohan’s father is four times as old as Rohan. The sum of their ages is 45 years. How old is Rohan?
  2. 2.Isha’s father is five times as old as Isha. The sum of their ages is 78 years. How old is the father?
  3. 3.In 16 years, Nisha will be twice as old as Nisha was 6 years ago. How old is Nisha now?
  4. 4.Farhan is 3 years older than Isha. In 5 years, the sum of their ages will be 29. How old is Isha now?
  5. 5.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 27 years. How old is the father?
  6. 6.Diya’s father is four times as old as Diya. The sum of their ages is 55 years. How old is the father?
  7. 7.6 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 21 years old now. How old is Ishaan now?
  8. 8.8 years ago, Farhan’s mother was twice as old as Farhan. The mother is 20 years old now. How old is Farhan now?
  9. 9.2 years ago, Kavya’s mother was twice as old as Kavya. The mother is 8 years old now. How old is Kavya now?
  10. 10.Pooja’s father is three times as old as Pooja. The sum of their ages is 32 years. How old is Pooja?
  11. 11.Kabir’s father is five times as old as Kabir. The sum of their ages is 72 years. How old is Kabir?
  12. 12.4 years ago, Tara’s mother was twice as old as Tara. The mother is 12 years old now. How old is Tara now?
  13. 13.5 years ago, Pooja’s mother was four times as old as Pooja. The mother is 29 years old now. How old is Pooja now?
  14. 14.Karan’s father is three times as old as Karan. The sum of their ages is 32 years. How old is the father?
  15. 15.Aditya’s father is three times as old as Aditya. The sum of their ages is 48 years. How old is Aditya?
  16. 16.In 13 years, Ishaan will be three times as old as Ishaan was 5 years ago. How old is Ishaan now?
  17. 17.Tara is 4 years older than Aarav. In 3 years, the sum of their ages will be 46. How old is Aarav now?
  18. 18.8 years ago, Aarav’s mother was twice as old as Aarav. The mother is 32 years old now. How old is Aarav now?
  19. 19.In 6 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
  20. 20.In 11 years, Rohan will be three times as old as Rohan was 5 years ago. How old is Rohan now?
  21. 21.9 years ago, Meera’s mother was three times as old as Meera. The mother is 33 years old now. How old is Meera now?
  22. 22.Meera is 3 years older than Zoya. In 4 years, the sum of their ages will be 27. How old is Zoya now?
  23. 23.8 years ago, Kavya’s mother was three times as old as Kavya. The mother is 26 years old now. How old is Kavya now?
  24. 24.Karan’s father is three times as old as Karan. The sum of their ages is 60 years. How old is Karan?
  25. 25.Arjun’s father is four times as old as Arjun. The sum of their ages is 55 years. How old is Arjun?
  26. 26.Rohan is 2 years older than Diya. In 9 years, the sum of their ages will be 80. How old is Diya now?
  27. 27.Kabir’s father is twice as old as Kabir. The sum of their ages is 39 years. How old is the father?
  28. 28.4 years ago, Kavya’s mother was three times as old as Kavya. The mother is 19 years old now. How old is Kavya now?
  29. 29.Karan is 2 years older than Rahul. In 7 years, the sum of their ages will be 30. How old is Rahul now?
  30. 30.9 years ago, Tara’s mother was four times as old as Tara. The mother is 33 years old now. How old is Tara now?
  31. 31.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 30 years. How old is the father?
  32. 32.5 years ago, Meera’s mother was four times as old as Meera. The mother is 17 years old now. How old is Meera now?
  33. 33.In 13 years, Aditya will be twice as old as Aditya was 6 years ago. How old is Aditya now?
  34. 34.9 years ago, Pooja’s mother was twice as old as Pooja. The mother is 33 years old now. How old is Pooja now?
  35. 35.Isha’s father is twice as old as Isha. The sum of their ages is 42 years. How old is the father?
  36. 36.Nisha is 5 years older than Zoya. In 4 years, the sum of their ages will be 45. How old is Zoya now?
  37. 37.In 20 years, Ananya will be twice as old as Ananya was 2 years ago. How old is Ananya now?
  38. 38.Farhan is 2 years older than Zoya. In 7 years, the sum of their ages will be 36. How old is Zoya now?
  39. 39.Saanvi’s father is three times as old as Saanvi. The sum of their ages is 32 years. How old is Saanvi?
  40. 40.Farhan’s father is twice as old as Farhan. The sum of their ages is 36 years. How old is Farhan?

Answer key

  1. 9
  2. 65
  3. 28
  4. 8
  5. 18
  6. 44
  7. 11
  8. 14
  9. 5
  10. 8
  11. 12
  12. 8
  13. 11
  14. 24
  15. 12
  16. 14
  17. 18
  18. 20
  19. 14
  20. 13
  21. 17
  22. 8
  23. 14
  24. 15
  25. 11
  26. 30
  27. 26
  28. 9
  29. 7
  30. 15
  31. 20
  32. 8
  33. 25
  34. 21
  35. 28
  36. 16
  37. 24
  38. 10
  39. 8
  40. 12

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