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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 171 · 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.Kabir’s father is four times as old as Kabir. The sum of their ages is 60 years. How old is Kabir?
  2. 2.In 4 years, Aarav will be twice as old as Aarav was 3 years ago. How old is Aarav now?
  3. 3.In 28 years, Aarav will be three times as old as Aarav was 6 years ago. How old is Aarav now?
  4. 4.Kabir is 5 years older than Farhan. In 3 years, the sum of their ages will be 29. How old is Farhan now?
  5. 5.In 24 years, Nisha will be three times as old as Nisha was 6 years ago. How old is Nisha now?
  6. 6.Tara’s father is four times as old as Tara. The sum of their ages is 65 years. How old is Tara?
  7. 7.Saanvi is 3 years older than Diya. In 3 years, the sum of their ages will be 23. How old is Diya now?
  8. 8.8 years ago, Zoya’s mother was four times as old as Zoya. The mother is 48 years old now. How old is Zoya now?
  9. 9.In 16 years, Sneha will be twice as old as Sneha was 5 years ago. How old is Sneha now?
  10. 10.In 16 years, Dev will be twice as old as Dev was 3 years ago. How old is Dev now?
  11. 11.2 years ago, Priya’s mother was three times as old as Priya. The mother is 20 years old now. How old is Priya now?
  12. 12.In 30 years, Arjun will be three times as old as Arjun was 6 years ago. How old is Arjun now?
  13. 13.In 7 years, Sneha will be three times as old as Sneha was 5 years ago. How old is Sneha now?
  14. 14.Karan is 3 years older than Ishaan. In 2 years, the sum of their ages will be 23. How old is Ishaan now?
  15. 15.Rahul’s father is three times as old as Rahul. The sum of their ages is 40 years. How old is the father?
  16. 16.Vivaan’s father is twice as old as Vivaan. The sum of their ages is 36 years. How old is Vivaan?
  17. 17.3 years ago, Aarav’s mother was four times as old as Aarav. The mother is 27 years old now. How old is Aarav now?
  18. 18.2 years ago, Dev’s mother was twice as old as Dev. The mother is 18 years old now. How old is Dev now?
  19. 19.Rahul’s father is five times as old as Rahul. The sum of their ages is 66 years. How old is the father?
  20. 20.Ananya’s father is four times as old as Ananya. The sum of their ages is 75 years. How old is Ananya?
  21. 21.In 5 years, Diya will be twice as old as Diya was 5 years ago. How old is Diya now?
  22. 22.In 2 years, Kavya will be twice as old as Kavya was 3 years ago. How old is Kavya now?
  23. 23.In 13 years, Manav will be twice as old as Manav was 2 years ago. How old is Manav now?
  24. 24.Kabir’s father is five times as old as Kabir. The sum of their ages is 36 years. How old is the father?
  25. 25.Farhan is 7 years older than Rohan. In 9 years, the sum of their ages will be 37. How old is Rohan now?
  26. 26.Diya’s father is four times as old as Diya. The sum of their ages is 65 years. How old is the father?
  27. 27.In 18 years, Arjun will be three times as old as Arjun was 4 years ago. How old is Arjun now?
  28. 28.Nisha’s father is three times as old as Nisha. The sum of their ages is 32 years. How old is the father?
  29. 29.Dev’s father is four times as old as Dev. The sum of their ages is 40 years. How old is the father?
  30. 30.Meera’s father is four times as old as Meera. The sum of their ages is 70 years. How old is the father?
  31. 31.Isha is 3 years older than Aditya. In 8 years, the sum of their ages will be 69. How old is Aditya now?
  32. 32.Tara is 3 years older than Kabir. In 2 years, the sum of their ages will be 27. How old is Kabir now?
  33. 33.In 2 years, Tara will be twice as old as Tara was 3 years ago. How old is Tara now?
  34. 34.In 9 years, Kavya will be three times as old as Kavya was 5 years ago. How old is Kavya now?
  35. 35.Ananya is 4 years older than Isha. In 2 years, the sum of their ages will be 62. How old is Isha now?
  36. 36.In 24 years, Dev will be three times as old as Dev was 2 years ago. How old is Dev now?
  37. 37.In 29 years, Priya will be three times as old as Priya was 5 years ago. How old is Priya now?
  38. 38.Tara is 9 years older than Meera. In 2 years, the sum of their ages will be 69. How old is Meera now?
  39. 39.5 years ago, Rohan’s mother was three times as old as Rohan. The mother is 29 years old now. How old is Rohan now?
  40. 40.Arjun’s father is four times as old as Arjun. The sum of their ages is 55 years. How old is Arjun?

Answer key

  1. 12
  2. 10
  3. 23
  4. 9
  5. 21
  6. 13
  7. 7
  8. 18
  9. 26
  10. 22
  11. 8
  12. 24
  13. 11
  14. 8
  15. 30
  16. 12
  17. 9
  18. 10
  19. 55
  20. 15
  21. 15
  22. 8
  23. 17
  24. 30
  25. 6
  26. 52
  27. 15
  28. 24
  29. 32
  30. 56
  31. 25
  32. 10
  33. 8
  34. 12
  35. 27
  36. 15
  37. 22
  38. 28
  39. 13
  40. 11

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