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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 5 · 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.

NameDateTime takenScore ___ / 40
  1. 1.In 30 years, Farhan will be twice as old as Farhan was 3 years ago. How old is Farhan now?
  2. 2.In 7 years, Nisha will be twice as old as Nisha was 6 years ago. How old is Nisha now?
  3. 3.Karan’s father is five times as old as Karan. The sum of their ages is 72 years. How old is the father?
  4. 4.Kabir’s father is three times as old as Kabir. The sum of their ages is 48 years. How old is Kabir?
  5. 5.Karan’s father is five times as old as Karan. The sum of their ages is 60 years. How old is Karan?
  6. 6.Isha is 8 years older than Rahul. In 4 years, the sum of their ages will be 74. How old is Rahul now?
  7. 7.8 years ago, Arjun’s mother was three times as old as Arjun. The mother is 32 years old now. How old is Arjun now?
  8. 8.9 years ago, Aditya’s mother was four times as old as Aditya. The mother is 33 years old now. How old is Aditya now?
  9. 9.8 years ago, Rahul’s mother was three times as old as Rahul. The mother is 20 years old now. How old is Rahul now?
  10. 10.10 years ago, Zoya’s mother was twice as old as Zoya. The mother is 16 years old now. How old is Zoya now?
  11. 11.Saanvi’s father is three times as old as Saanvi. The sum of their ages is 60 years. How old is Saanvi?
  12. 12.Aditya’s father is four times as old as Aditya. The sum of their ages is 40 years. How old is the father?
  13. 13.In 17 years, Aarav will be twice as old as Aarav was 3 years ago. How old is Aarav now?
  14. 14.Pooja’s father is twice as old as Pooja. The sum of their ages is 45 years. How old is the father?
  15. 15.Kabir’s father is three times as old as Kabir. The sum of their ages is 20 years. How old is the father?
  16. 16.In 22 years, Vivaan will be three times as old as Vivaan was 2 years ago. How old is Vivaan now?
  17. 17.Diya’s father is three times as old as Diya. The sum of their ages is 20 years. How old is the father?
  18. 18.In 30 years, Kavya will be twice as old as Kavya was 3 years ago. How old is Kavya now?
  19. 19.Aditya is 4 years older than Rahul. In 4 years, the sum of their ages will be 48. How old is Rahul now?
  20. 20.Ananya’s father is five times as old as Ananya. The sum of their ages is 54 years. How old is the father?
  21. 21.3 years ago, Diya’s mother was four times as old as Diya. The mother is 39 years old now. How old is Diya now?
  22. 22.9 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 27 years old now. How old is Ishaan now?
  23. 23.2 years ago, Ishaan’s mother was four times as old as Ishaan. The mother is 30 years old now. How old is Ishaan now?
  24. 24.10 years ago, Arjun’s mother was three times as old as Arjun. The mother is 22 years old now. How old is Arjun now?
  25. 25.Rahul is 8 years older than Ishaan. In 4 years, the sum of their ages will be 64. How old is Ishaan now?
  26. 26.Kavya’s father is five times as old as Kavya. The sum of their ages is 90 years. How old is Kavya?
  27. 27.Isha’s father is twice as old as Isha. The sum of their ages is 15 years. How old is Isha?
  28. 28.Zoya is 3 years older than Ishaan. In 7 years, the sum of their ages will be 71. How old is Ishaan now?
  29. 29.Diya’s father is four times as old as Diya. The sum of their ages is 40 years. How old is Diya?
  30. 30.Tara is 2 years older than Kavya. In 3 years, the sum of their ages will be 20. How old is Kavya now?
  31. 31.Kavya’s father is five times as old as Kavya. The sum of their ages is 42 years. How old is the father?
  32. 32.Ananya is 5 years older than Aarav. In 10 years, the sum of their ages will be 43. How old is Aarav now?
  33. 33.In 8 years, Tara will be three times as old as Tara was 4 years ago. How old is Tara now?
  34. 34.Aarav is 2 years older than Karan. In 4 years, the sum of their ages will be 34. How old is Karan now?
  35. 35.In 11 years, Sneha will be twice as old as Sneha was 2 years ago. How old is Sneha now?
  36. 36.10 years ago, Aditya’s mother was three times as old as Aditya. The mother is 22 years old now. How old is Aditya now?
  37. 37.In 25 years, Karan will be twice as old as Karan was 2 years ago. How old is Karan now?
  38. 38.2 years ago, Karan’s mother was twice as old as Karan. The mother is 18 years old now. How old is Karan now?
  39. 39.9 years ago, Isha’s mother was twice as old as Isha. The mother is 17 years old now. How old is Isha now?
  40. 40.8 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 20 years old now. How old is Saanvi now?

Answer key

  1. 36
  2. 19
  3. 60
  4. 12
  5. 10
  6. 29
  7. 16
  8. 15
  9. 12
  10. 13
  11. 15
  12. 32
  13. 23
  14. 30
  15. 15
  16. 14
  17. 15
  18. 36
  19. 18
  20. 45
  21. 12
  22. 15
  23. 9
  24. 14
  25. 24
  26. 15
  27. 5
  28. 27
  29. 8
  30. 6
  31. 35
  32. 9
  33. 10
  34. 12
  35. 15
  36. 14
  37. 29
  38. 10
  39. 13
  40. 14

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