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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 678 · 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. 1.10 years ago, Farhan’s mother was four times as old as Farhan. The mother is 54 years old now. How old is Farhan now?
  2. 2.Ishaan is 4 years older than Diya. In 6 years, the sum of their ages will be 26. How old is Diya now?
  3. 3.4 years ago, Priya’s mother was three times as old as Priya. The mother is 19 years old now. How old is Priya now?
  4. 4.In 26 years, Saanvi will be twice as old as Saanvi was 6 years ago. How old is Saanvi now?
  5. 5.In 26 years, Kabir will be twice as old as Kabir was 6 years ago. How old is Kabir now?
  6. 6.Kabir’s father is three times as old as Kabir. The sum of their ages is 24 years. How old is Kabir?
  7. 7.Rahul’s father is three times as old as Rahul. The sum of their ages is 48 years. How old is the father?
  8. 8.Farhan’s father is five times as old as Farhan. The sum of their ages is 60 years. How old is the father?
  9. 9.Nisha is 5 years older than Arjun. In 9 years, the sum of their ages will be 73. How old is Arjun now?
  10. 10.10 years ago, Arjun’s mother was twice as old as Arjun. The mother is 24 years old now. How old is Arjun now?
  11. 11.10 years ago, Aarav’s mother was three times as old as Aarav. The mother is 40 years old now. How old is Aarav now?
  12. 12.10 years ago, Ishaan’s mother was four times as old as Ishaan. The mother is 26 years old now. How old is Ishaan now?
  13. 13.Pooja’s father is three times as old as Pooja. The sum of their ages is 28 years. How old is Pooja?
  14. 14.5 years ago, Meera’s mother was four times as old as Meera. The mother is 45 years old now. How old is Meera now?
  15. 15.In 24 years, Meera will be twice as old as Meera was 3 years ago. How old is Meera now?
  16. 16.Farhan’s father is four times as old as Farhan. The sum of their ages is 55 years. How old is Farhan?
  17. 17.2 years ago, Kabir’s mother was four times as old as Kabir. The mother is 34 years old now. How old is Kabir now?
  18. 18.7 years ago, Karan’s mother was three times as old as Karan. The mother is 34 years old now. How old is Karan now?
  19. 19.Zoya is 7 years older than Kabir. In 10 years, the sum of their ages will be 79. How old is Kabir now?
  20. 20.7 years ago, Manav’s mother was three times as old as Manav. The mother is 25 years old now. How old is Manav now?
  21. 21.Saanvi’s father is three times as old as Saanvi. The sum of their ages is 20 years. How old is the father?
  22. 22.6 years ago, Ananya’s mother was twice as old as Ananya. The mother is 26 years old now. How old is Ananya now?
  23. 23.10 years ago, Arjun’s mother was three times as old as Arjun. The mother is 31 years old now. How old is Arjun now?
  24. 24.Meera’s father is five times as old as Meera. The sum of their ages is 36 years. How old is the father?
  25. 25.Pooja’s father is twice as old as Pooja. The sum of their ages is 45 years. How old is the father?
  26. 26.7 years ago, Manav’s mother was twice as old as Manav. The mother is 21 years old now. How old is Manav now?
  27. 27.Kabir’s father is three times as old as Kabir. The sum of their ages is 40 years. How old is Kabir?
  28. 28.In 5 years, Kavya will be twice as old as Kavya was 4 years ago. How old is Kavya now?
  29. 29.2 years ago, Aditya’s mother was four times as old as Aditya. The mother is 46 years old now. How old is Aditya now?
  30. 30.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 39 years. How old is Saanvi?
  31. 31.Saanvi is 4 years older than Isha. In 3 years, the sum of their ages will be 38. How old is Isha now?
  32. 32.In 9 years, Manav will be three times as old as Manav was 3 years ago. How old is Manav now?
  33. 33.3 years ago, Dev’s mother was three times as old as Dev. The mother is 15 years old now. How old is Dev now?
  34. 34.Ananya’s father is twice as old as Ananya. The sum of their ages is 18 years. How old is the father?
  35. 35.Kabir’s father is twice as old as Kabir. The sum of their ages is 33 years. How old is Kabir?
  36. 36.Arjun’s father is four times as old as Arjun. The sum of their ages is 55 years. How old is Arjun?
  37. 37.Dev is 9 years older than Ishaan. In 3 years, the sum of their ages will be 69. How old is Ishaan now?
  38. 38.In 12 years, Tara will be twice as old as Tara was 2 years ago. How old is Tara now?
  39. 39.In 10 years, Dev will be twice as old as Dev was 3 years ago. How old is Dev now?
  40. 40.6 years ago, Aarav’s mother was twice as old as Aarav. The mother is 24 years old now. How old is Aarav now?

Answer key

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

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