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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 750 · 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.Rahul is 10 years older than Vivaan. In 4 years, the sum of their ages will be 72. How old is Vivaan now?
  2. 2.Diya is 5 years older than Zoya. In 6 years, the sum of their ages will be 29. How old is Zoya now?
  3. 3.Kavya is 9 years older than Farhan. In 2 years, the sum of their ages will be 67. How old is Farhan now?
  4. 4.Diya is 5 years older than Kavya. In 4 years, the sum of their ages will be 39. How old is Kavya now?
  5. 5.Ananya is 4 years older than Aditya. In 3 years, the sum of their ages will be 50. How old is Aditya now?
  6. 6.7 years ago, Diya’s mother was four times as old as Diya. The mother is 55 years old now. How old is Diya now?
  7. 7.Ananya’s father is five times as old as Ananya. The sum of their ages is 72 years. How old is the father?
  8. 8.Karan is 7 years older than Kavya. In 2 years, the sum of their ages will be 37. How old is Kavya now?
  9. 9.In 28 years, Aditya will be three times as old as Aditya was 2 years ago. How old is Aditya now?
  10. 10.2 years ago, Tara’s mother was four times as old as Tara. The mother is 22 years old now. How old is Tara now?
  11. 11.In 8 years, Aarav will be twice as old as Aarav was 3 years ago. How old is Aarav now?
  12. 12.Manav is 4 years older than Kabir. In 7 years, the sum of their ages will be 70. How old is Kabir now?
  13. 13.Kabir’s father is four times as old as Kabir. The sum of their ages is 60 years. How old is Kabir?
  14. 14.Dev’s father is four times as old as Dev. The sum of their ages is 45 years. How old is Dev?
  15. 15.2 years ago, Tara’s mother was three times as old as Tara. The mother is 17 years old now. How old is Tara now?
  16. 16.7 years ago, Pooja’s mother was three times as old as Pooja. The mother is 16 years old now. How old is Pooja now?
  17. 17.Rohan is 9 years older than Isha. In 4 years, the sum of their ages will be 71. How old is Isha now?
  18. 18.4 years ago, Nisha’s mother was three times as old as Nisha. The mother is 22 years old now. How old is Nisha now?
  19. 19.Aditya is 3 years older than Diya. In 3 years, the sum of their ages will be 63. How old is Diya now?
  20. 20.In 8 years, Aarav will be twice as old as Aarav was 6 years ago. How old is Aarav now?
  21. 21.Aarav’s father is three times as old as Aarav. The sum of their ages is 24 years. How old is the father?
  22. 22.2 years ago, Vivaan’s mother was three times as old as Vivaan. The mother is 26 years old now. How old is Vivaan now?
  23. 23.Tara’s father is twice as old as Tara. The sum of their ages is 27 years. How old is the father?
  24. 24.In 8 years, Aditya will be twice as old as Aditya was 6 years ago. How old is Aditya now?
  25. 25.Ananya’s father is three times as old as Ananya. The sum of their ages is 28 years. How old is Ananya?
  26. 26.8 years ago, Nisha’s mother was twice as old as Nisha. The mother is 18 years old now. How old is Nisha now?
  27. 27.Kabir is 2 years older than Saanvi. In 4 years, the sum of their ages will be 64. How old is Saanvi now?
  28. 28.In 12 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
  29. 29.Kabir’s father is twice as old as Kabir. The sum of their ages is 24 years. How old is Kabir?
  30. 30.2 years ago, Nisha’s mother was four times as old as Nisha. The mother is 14 years old now. How old is Nisha now?
  31. 31.Ananya is 4 years older than Vivaan. In 4 years, the sum of their ages will be 68. How old is Vivaan now?
  32. 32.8 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 16 years old now. How old is Saanvi now?
  33. 33.Rohan is 7 years older than Meera. In 3 years, the sum of their ages will be 67. How old is Meera now?
  34. 34.Sneha’s father is three times as old as Sneha. The sum of their ages is 56 years. How old is the father?
  35. 35.4 years ago, Sneha’s mother was twice as old as Sneha. The mother is 12 years old now. How old is Sneha now?
  36. 36.In 3 years, Diya will be three times as old as Diya was 5 years ago. How old is Diya now?
  37. 37.Diya is 10 years older than Ishaan. In 6 years, the sum of their ages will be 46. How old is Ishaan now?
  38. 38.Sneha’s father is twice as old as Sneha. The sum of their ages is 24 years. How old is the father?
  39. 39.8 years ago, Sneha’s mother was three times as old as Sneha. The mother is 35 years old now. How old is Sneha now?
  40. 40.9 years ago, Karan’s mother was four times as old as Karan. The mother is 57 years old now. How old is Karan now?

Answer key

  1. 27
  2. 6
  3. 27
  4. 13
  5. 20
  6. 19
  7. 60
  8. 13
  9. 17
  10. 7
  11. 14
  12. 26
  13. 12
  14. 9
  15. 7
  16. 10
  17. 27
  18. 10
  19. 27
  20. 20
  21. 18
  22. 10
  23. 18
  24. 20
  25. 7
  26. 13
  27. 27
  28. 20
  29. 8
  30. 5
  31. 28
  32. 12
  33. 27
  34. 42
  35. 8
  36. 9
  37. 12
  38. 16
  39. 17
  40. 21

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