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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 768 · 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 7 years, Kabir will be twice as old as Kabir was 5 years ago. How old is Kabir now?
  2. 2.Dev’s father is three times as old as Dev. The sum of their ages is 20 years. How old is the father?
  3. 3.2 years ago, Kavya’s mother was three times as old as Kavya. The mother is 35 years old now. How old is Kavya now?
  4. 4.In 6 years, Diya will be twice as old as Diya was 3 years ago. How old is Diya now?
  5. 5.3 years ago, Kabir’s mother was three times as old as Kabir. The mother is 36 years old now. How old is Kabir now?
  6. 6.7 years ago, Tara’s mother was twice as old as Tara. The mother is 31 years old now. How old is Tara now?
  7. 7.In 6 years, Saanvi will be three times as old as Saanvi was 4 years ago. How old is Saanvi now?
  8. 8.8 years ago, Dev’s mother was twice as old as Dev. The mother is 30 years old now. How old is Dev now?
  9. 9.Saanvi is 4 years older than Pooja. In 8 years, the sum of their ages will be 74. How old is Pooja now?
  10. 10.Pooja’s father is five times as old as Pooja. The sum of their ages is 42 years. How old is the father?
  11. 11.Ananya’s father is five times as old as Ananya. The sum of their ages is 84 years. How old is Ananya?
  12. 12.Rohan’s father is five times as old as Rohan. The sum of their ages is 42 years. How old is Rohan?
  13. 13.In 24 years, Kavya will be three times as old as Kavya was 2 years ago. How old is Kavya now?
  14. 14.10 years ago, Manav’s mother was three times as old as Manav. The mother is 22 years old now. How old is Manav now?
  15. 15.5 years ago, Saanvi’s mother was three times as old as Saanvi. The mother is 32 years old now. How old is Saanvi now?
  16. 16.Vivaan’s father is five times as old as Vivaan. The sum of their ages is 54 years. How old is the father?
  17. 17.5 years ago, Kabir’s mother was three times as old as Kabir. The mother is 35 years old now. How old is Kabir now?
  18. 18.In 3 years, Rohan will be twice as old as Rohan was 3 years ago. How old is Rohan now?
  19. 19.Ananya’s father is twice as old as Ananya. The sum of their ages is 33 years. How old is the father?
  20. 20.4 years ago, Ananya’s mother was twice as old as Ananya. The mother is 22 years old now. How old is Ananya now?
  21. 21.In 5 years, Kabir will be twice as old as Kabir was 4 years ago. How old is Kabir now?
  22. 22.6 years ago, Kavya’s mother was four times as old as Kavya. The mother is 34 years old now. How old is Kavya now?
  23. 23.Zoya is 3 years older than Arjun. In 7 years, the sum of their ages will be 37. How old is Arjun now?
  24. 24.In 15 years, Vivaan will be twice as old as Vivaan was 6 years ago. How old is Vivaan now?
  25. 25.10 years ago, Ananya’s mother was four times as old as Ananya. The mother is 30 years old now. How old is Ananya now?
  26. 26.In 7 years, Kabir will be twice as old as Kabir was 2 years ago. How old is Kabir now?
  27. 27.In 26 years, Farhan will be twice as old as Farhan was 2 years ago. How old is Farhan now?
  28. 28.6 years ago, Farhan’s mother was four times as old as Farhan. The mother is 46 years old now. How old is Farhan now?
  29. 29.Meera is 2 years older than Tara. In 2 years, the sum of their ages will be 60. How old is Tara now?
  30. 30.In 21 years, Aditya will be three times as old as Aditya was 3 years ago. How old is Aditya now?
  31. 31.Farhan’s father is three times as old as Farhan. The sum of their ages is 32 years. How old is Farhan?
  32. 32.In 15 years, Diya will be twice as old as Diya was 4 years ago. How old is Diya now?
  33. 33.Rahul is 6 years older than Arjun. In 2 years, the sum of their ages will be 36. How old is Arjun now?
  34. 34.2 years ago, Meera’s mother was twice as old as Meera. The mother is 26 years old now. How old is Meera now?
  35. 35.In 6 years, Isha will be three times as old as Isha was 4 years ago. How old is Isha now?
  36. 36.Kavya is 3 years older than Ananya. In 7 years, the sum of their ages will be 27. How old is Ananya now?
  37. 37.Farhan’s father is three times as old as Farhan. The sum of their ages is 44 years. How old is the father?
  38. 38.9 years ago, Nisha’s mother was twice as old as Nisha. The mother is 15 years old now. How old is Nisha now?
  39. 39.2 years ago, Rohan’s mother was four times as old as Rohan. The mother is 26 years old now. How old is Rohan now?
  40. 40.In 12 years, Karan will be twice as old as Karan was 3 years ago. How old is Karan now?

Answer key

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

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