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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 57 · 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.Aarav’s father is twice as old as Aarav. The sum of their ages is 30 years. How old is the father?
  2. 2.In 6 years, Aarav will be twice as old as Aarav was 2 years ago. How old is Aarav now?
  3. 3.3 years ago, Sneha’s mother was twice as old as Sneha. The mother is 11 years old now. How old is Sneha now?
  4. 4.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 21 years. How old is the father?
  5. 5.Isha’s father is four times as old as Isha. The sum of their ages is 70 years. How old is the father?
  6. 6.In 10 years, Zoya will be twice as old as Zoya was 4 years ago. How old is Zoya now?
  7. 7.In 25 years, Meera will be twice as old as Meera was 2 years ago. How old is Meera now?
  8. 8.Diya’s father is five times as old as Diya. The sum of their ages is 60 years. How old is Diya?
  9. 9.Ananya’s father is three times as old as Ananya. The sum of their ages is 44 years. How old is the father?
  10. 10.Dev is 4 years older than Arjun. In 6 years, the sum of their ages will be 74. How old is Arjun now?
  11. 11.Saanvi is 9 years older than Vivaan. In 5 years, the sum of their ages will be 53. How old is Vivaan now?
  12. 12.Nisha is 4 years older than Kavya. In 8 years, the sum of their ages will be 36. How old is Kavya now?
  13. 13.In 1 years, Aarav will be twice as old as Aarav was 4 years ago. How old is Aarav now?
  14. 14.In 10 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
  15. 15.3 years ago, Zoya’s mother was four times as old as Zoya. The mother is 15 years old now. How old is Zoya now?
  16. 16.In 17 years, Farhan will be twice as old as Farhan was 3 years ago. How old is Farhan now?
  17. 17.5 years ago, Zoya’s mother was four times as old as Zoya. The mother is 21 years old now. How old is Zoya now?
  18. 18.Arjun is 2 years older than Karan. In 9 years, the sum of their ages will be 70. How old is Karan now?
  19. 19.In 9 years, Arjun will be three times as old as Arjun was 5 years ago. How old is Arjun now?
  20. 20.Dev’s father is twice as old as Dev. The sum of their ages is 30 years. How old is Dev?
  21. 21.2 years ago, Arjun’s mother was four times as old as Arjun. The mother is 22 years old now. How old is Arjun now?
  22. 22.In 21 years, Ananya will be three times as old as Ananya was 3 years ago. How old is Ananya now?
  23. 23.Ishaan’s father is three times as old as Ishaan. The sum of their ages is 24 years. How old is Ishaan?
  24. 24.3 years ago, Aditya’s mother was four times as old as Aditya. The mother is 31 years old now. How old is Aditya now?
  25. 25.Nisha’s father is twice as old as Nisha. The sum of their ages is 18 years. How old is Nisha?
  26. 26.In 26 years, Ananya will be twice as old as Ananya was 2 years ago. How old is Ananya now?
  27. 27.Kavya’s father is three times as old as Kavya. The sum of their ages is 28 years. How old is the father?
  28. 28.Diya is 8 years older than Nisha. In 4 years, the sum of their ages will be 50. How old is Nisha now?
  29. 29.9 years ago, Kabir’s mother was four times as old as Kabir. The mother is 45 years old now. How old is Kabir now?
  30. 30.In 17 years, Kabir will be twice as old as Kabir was 2 years ago. How old is Kabir now?
  31. 31.In 4 years, Farhan will be twice as old as Farhan was 5 years ago. How old is Farhan now?
  32. 32.In 9 years, Vivaan will be twice as old as Vivaan was 6 years ago. How old is Vivaan now?
  33. 33.In 15 years, Arjun will be twice as old as Arjun was 6 years ago. How old is Arjun now?
  34. 34.Kavya is 6 years older than Farhan. In 4 years, the sum of their ages will be 40. How old is Farhan now?
  35. 35.3 years ago, Kavya’s mother was three times as old as Kavya. The mother is 18 years old now. How old is Kavya now?
  36. 36.In 19 years, Ishaan will be twice as old as Ishaan was 2 years ago. How old is Ishaan now?
  37. 37.Kabir’s father is twice as old as Kabir. The sum of their ages is 24 years. How old is Kabir?
  38. 38.Ananya’s father is four times as old as Ananya. The sum of their ages is 55 years. How old is Ananya?
  39. 39.9 years ago, Karan’s mother was four times as old as Karan. The mother is 41 years old now. How old is Karan now?
  40. 40.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 24 years. How old is Ishaan?

Answer key

  1. 20
  2. 10
  3. 7
  4. 14
  5. 56
  6. 18
  7. 29
  8. 10
  9. 33
  10. 29
  11. 17
  12. 8
  13. 9
  14. 18
  15. 6
  16. 23
  17. 9
  18. 25
  19. 12
  20. 10
  21. 7
  22. 15
  23. 6
  24. 10
  25. 6
  26. 30
  27. 21
  28. 17
  29. 18
  30. 21
  31. 14
  32. 21
  33. 27
  34. 13
  35. 8
  36. 23
  37. 8
  38. 11
  39. 17
  40. 8

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