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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 945 · 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.Karan’s father is twice as old as Karan. The sum of their ages is 21 years. How old is Karan?
  2. 2.In 13 years, Diya will be twice as old as Diya was 5 years ago. How old is Diya now?
  3. 3.10 years ago, Diya’s mother was four times as old as Diya. The mother is 22 years old now. How old is Diya now?
  4. 4.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 35 years. How old is Ishaan?
  5. 5.4 years ago, Vivaan’s mother was three times as old as Vivaan. The mother is 19 years old now. How old is Vivaan now?
  6. 6.Farhan’s father is five times as old as Farhan. The sum of their ages is 54 years. How old is the father?
  7. 7.7 years ago, Ananya’s mother was twice as old as Ananya. The mother is 15 years old now. How old is Ananya now?
  8. 8.7 years ago, Sneha’s mother was three times as old as Sneha. The mother is 34 years old now. How old is Sneha now?
  9. 9.10 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 30 years old now. How old is Saanvi now?
  10. 10.Dev’s father is five times as old as Dev. The sum of their ages is 42 years. How old is the father?
  11. 11.Meera is 5 years older than Dev. In 10 years, the sum of their ages will be 47. How old is Dev now?
  12. 12.3 years ago, Aditya’s mother was three times as old as Aditya. The mother is 36 years old now. How old is Aditya now?
  13. 13.Diya is 2 years older than Rohan. In 2 years, the sum of their ages will be 46. How old is Rohan now?
  14. 14.In 12 years, Kavya will be twice as old as Kavya was 2 years ago. How old is Kavya now?
  15. 15.5 years ago, Tara’s mother was three times as old as Tara. The mother is 14 years old now. How old is Tara now?
  16. 16.Priya is 4 years older than Kabir. In 6 years, the sum of their ages will be 36. How old is Kabir now?
  17. 17.10 years ago, Manav’s mother was four times as old as Manav. The mother is 22 years old now. How old is Manav now?
  18. 18.In 29 years, Pooja will be twice as old as Pooja was 2 years ago. How old is Pooja now?
  19. 19.Arjun’s father is four times as old as Arjun. The sum of their ages is 65 years. How old is Arjun?
  20. 20.Isha’s father is twice as old as Isha. The sum of their ages is 24 years. How old is the father?
  21. 21.In 10 years, Karan will be three times as old as Karan was 2 years ago. How old is Karan now?
  22. 22.Manav’s father is twice as old as Manav. The sum of their ages is 27 years. How old is Manav?
  23. 23.9 years ago, Farhan’s mother was twice as old as Farhan. The mother is 19 years old now. How old is Farhan now?
  24. 24.7 years ago, Tara’s mother was twice as old as Tara. The mother is 25 years old now. How old is Tara now?
  25. 25.In 6 years, Sneha will be twice as old as Sneha was 5 years ago. How old is Sneha now?
  26. 26.Meera’s father is five times as old as Meera. The sum of their ages is 66 years. How old is Meera?
  27. 27.3 years ago, Kavya’s mother was three times as old as Kavya. The mother is 15 years old now. How old is Kavya now?
  28. 28.Dev is 4 years older than Sneha. In 2 years, the sum of their ages will be 20. How old is Sneha now?
  29. 29.Zoya is 8 years older than Kavya. In 4 years, the sum of their ages will be 58. How old is Kavya now?
  30. 30.Diya’s father is twice as old as Diya. The sum of their ages is 42 years. How old is Diya?
  31. 31.6 years ago, Arjun’s mother was four times as old as Arjun. The mother is 54 years old now. How old is Arjun now?
  32. 32.Aarav’s father is twice as old as Aarav. The sum of their ages is 42 years. How old is the father?
  33. 33.Dev is 3 years older than Zoya. In 3 years, the sum of their ages will be 59. How old is Zoya now?
  34. 34.In 18 years, Vivaan will be three times as old as Vivaan was 6 years ago. How old is Vivaan now?
  35. 35.Sneha’s father is four times as old as Sneha. The sum of their ages is 70 years. How old is Sneha?
  36. 36.10 years ago, Arjun’s mother was four times as old as Arjun. The mother is 22 years old now. How old is Arjun now?
  37. 37.In 26 years, Meera will be twice as old as Meera was 2 years ago. How old is Meera now?
  38. 38.Aditya’s father is three times as old as Aditya. The sum of their ages is 36 years. How old is the father?
  39. 39.Nisha’s father is four times as old as Nisha. The sum of their ages is 65 years. How old is the father?
  40. 40.In 27 years, Tara will be three times as old as Tara was 5 years ago. How old is Tara now?

Answer key

  1. 7
  2. 23
  3. 13
  4. 7
  5. 9
  6. 45
  7. 11
  8. 16
  9. 20
  10. 35
  11. 11
  12. 14
  13. 20
  14. 16
  15. 8
  16. 10
  17. 13
  18. 33
  19. 13
  20. 16
  21. 8
  22. 9
  23. 14
  24. 16
  25. 16
  26. 11
  27. 7
  28. 6
  29. 21
  30. 14
  31. 18
  32. 28
  33. 25
  34. 18
  35. 14
  36. 13
  37. 30
  38. 27
  39. 52
  40. 21

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