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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 7 · 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.Dev’s father is five times as old as Dev. The sum of their ages is 30 years. How old is Dev?
  2. 2.In 8 years, Zoya will be twice as old as Zoya was 6 years ago. How old is Zoya now?
  3. 3.Farhan is 4 years older than Meera. In 5 years, the sum of their ages will be 32. How old is Meera now?
  4. 4.In 9 years, Karan will be twice as old as Karan was 2 years ago. How old is Karan now?
  5. 5.8 years ago, Kabir’s mother was twice as old as Kabir. The mother is 24 years old now. How old is Kabir now?
  6. 6.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 42 years. How old is Saanvi?
  7. 7.Vivaan’s father is four times as old as Vivaan. The sum of their ages is 45 years. How old is Vivaan?
  8. 8.6 years ago, Kavya’s mother was four times as old as Kavya. The mother is 50 years old now. How old is Kavya now?
  9. 9.In 25 years, Rahul will be twice as old as Rahul was 2 years ago. How old is Rahul now?
  10. 10.Aarav’s father is four times as old as Aarav. The sum of their ages is 65 years. How old is the father?
  11. 11.Isha’s father is four times as old as Isha. The sum of their ages is 45 years. How old is Isha?
  12. 12.Aditya’s father is three times as old as Aditya. The sum of their ages is 56 years. How old is the father?
  13. 13.5 years ago, Arjun’s mother was four times as old as Arjun. The mother is 17 years old now. How old is Arjun now?
  14. 14.In 15 years, Isha will be twice as old as Isha was 5 years ago. How old is Isha now?
  15. 15.6 years ago, Pooja’s mother was twice as old as Pooja. The mother is 22 years old now. How old is Pooja now?
  16. 16.In 2 years, Kavya will be twice as old as Kavya was 6 years ago. How old is Kavya now?
  17. 17.In 3 years, Vivaan will be twice as old as Vivaan was 5 years ago. How old is Vivaan now?
  18. 18.Rahul is 6 years older than Diya. In 4 years, the sum of their ages will be 24. How old is Diya now?
  19. 19.In 27 years, Arjun will be twice as old as Arjun was 3 years ago. How old is Arjun now?
  20. 20.9 years ago, Meera’s mother was twice as old as Meera. The mother is 15 years old now. How old is Meera now?
  21. 21.Ishaan is 2 years older than Diya. In 10 years, the sum of their ages will be 52. How old is Diya now?
  22. 22.Saanvi’s father is four times as old as Saanvi. The sum of their ages is 30 years. How old is the father?
  23. 23.In 22 years, Isha will be twice as old as Isha was 5 years ago. How old is Isha now?
  24. 24.8 years ago, Karan’s mother was four times as old as Karan. The mother is 28 years old now. How old is Karan now?
  25. 25.10 years ago, Farhan’s mother was three times as old as Farhan. The mother is 37 years old now. How old is Farhan now?
  26. 26.Dev is 2 years older than Rohan. In 5 years, the sum of their ages will be 28. How old is Rohan now?
  27. 27.Saanvi’s father is twice as old as Saanvi. The sum of their ages is 27 years. How old is Saanvi?
  28. 28.2 years ago, Arjun’s mother was three times as old as Arjun. The mother is 20 years old now. How old is Arjun now?
  29. 29.Manav’s father is five times as old as Manav. The sum of their ages is 30 years. How old is the father?
  30. 30.Rohan’s father is twice as old as Rohan. The sum of their ages is 27 years. How old is the father?
  31. 31.Diya is 3 years older than Ananya. In 5 years, the sum of their ages will be 61. How old is Ananya now?
  32. 32.Rahul is 4 years older than Diya. In 6 years, the sum of their ages will be 64. How old is Diya now?
  33. 33.Sneha’s father is four times as old as Sneha. The sum of their ages is 65 years. How old is Sneha?
  34. 34.Karan is 7 years older than Kavya. In 8 years, the sum of their ages will be 73. How old is Kavya now?
  35. 35.3 years ago, Vivaan’s mother was three times as old as Vivaan. The mother is 33 years old now. How old is Vivaan now?
  36. 36.In 5 years, Farhan will be twice as old as Farhan was 4 years ago. How old is Farhan now?
  37. 37.In 22 years, Dev will be three times as old as Dev was 6 years ago. How old is Dev now?
  38. 38.Rahul’s father is three times as old as Rahul. The sum of their ages is 36 years. How old is the father?
  39. 39.Manav is 3 years older than Rahul. In 10 years, the sum of their ages will be 65. How old is Rahul now?
  40. 40.In 7 years, Meera will be twice as old as Meera was 4 years ago. How old is Meera now?

Answer key

  1. 5
  2. 20
  3. 9
  4. 13
  5. 16
  6. 14
  7. 9
  8. 17
  9. 29
  10. 52
  11. 9
  12. 42
  13. 8
  14. 25
  15. 14
  16. 14
  17. 13
  18. 5
  19. 33
  20. 12
  21. 15
  22. 24
  23. 32
  24. 13
  25. 19
  26. 8
  27. 9
  28. 8
  29. 25
  30. 18
  31. 24
  32. 24
  33. 13
  34. 25
  35. 13
  36. 13
  37. 20
  38. 27
  39. 21
  40. 15

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