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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 16 · 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.Kavya’s father is three times as old as Kavya. The sum of their ages is 36 years. How old is Kavya?
  2. 2.Saanvi is 3 years older than Farhan. In 10 years, the sum of their ages will be 41. How old is Farhan now?
  3. 3.Tara’s father is five times as old as Tara. The sum of their ages is 78 years. How old is the father?
  4. 4.In 4 years, Saanvi will be three times as old as Saanvi was 6 years ago. How old is Saanvi now?
  5. 5.In 3 years, Zoya will be twice as old as Zoya was 5 years ago. How old is Zoya now?
  6. 6.2 years ago, Rohan’s mother was three times as old as Rohan. The mother is 32 years old now. How old is Rohan now?
  7. 7.Sneha’s father is four times as old as Sneha. The sum of their ages is 35 years. How old is Sneha?
  8. 8.Tara’s father is twice as old as Tara. The sum of their ages is 15 years. How old is the father?
  9. 9.Kavya is 6 years older than Kabir. In 8 years, the sum of their ages will be 50. How old is Kabir now?
  10. 10.Pooja’s father is three times as old as Pooja. The sum of their ages is 20 years. How old is Pooja?
  11. 11.9 years ago, Kabir’s mother was four times as old as Kabir. The mother is 25 years old now. How old is Kabir now?
  12. 12.Ananya’s father is twice as old as Ananya. The sum of their ages is 36 years. How old is the father?
  13. 13.In 21 years, Tara will be three times as old as Tara was 5 years ago. How old is Tara now?
  14. 14.Sneha is 7 years older than Farhan. In 8 years, the sum of their ages will be 75. How old is Farhan now?
  15. 15.8 years ago, Isha’s mother was twice as old as Isha. The mother is 16 years old now. How old is Isha now?
  16. 16.3 years ago, Sneha’s mother was twice as old as Sneha. The mother is 19 years old now. How old is Sneha now?
  17. 17.Kabir’s father is four times as old as Kabir. The sum of their ages is 35 years. How old is Kabir?
  18. 18.Ananya is 6 years older than Dev. In 2 years, the sum of their ages will be 48. How old is Dev now?
  19. 19.In 5 years, Kavya will be twice as old as Kavya was 2 years ago. How old is Kavya now?
  20. 20.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 40 years. How old is the father?
  21. 21.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 70 years. How old is the father?
  22. 22.7 years ago, Meera’s mother was four times as old as Meera. The mother is 55 years old now. How old is Meera now?
  23. 23.Arjun’s father is five times as old as Arjun. The sum of their ages is 48 years. How old is the father?
  24. 24.Arjun’s father is twice as old as Arjun. The sum of their ages is 39 years. How old is Arjun?
  25. 25.6 years ago, Priya’s mother was four times as old as Priya. The mother is 34 years old now. How old is Priya now?
  26. 26.In 17 years, Aditya will be twice as old as Aditya was 2 years ago. How old is Aditya now?
  27. 27.Rohan’s father is three times as old as Rohan. The sum of their ages is 20 years. How old is Rohan?
  28. 28.Nisha’s father is four times as old as Nisha. The sum of their ages is 40 years. How old is the father?
  29. 29.In 4 years, Ananya will be twice as old as Ananya was 6 years ago. How old is Ananya now?
  30. 30.In 11 years, Isha will be three times as old as Isha was 5 years ago. How old is Isha now?
  31. 31.Kavya’s father is three times as old as Kavya. The sum of their ages is 28 years. How old is Kavya?
  32. 32.Kavya is 9 years older than Kabir. In 2 years, the sum of their ages will be 49. How old is Kabir now?
  33. 33.Arjun is 4 years older than Pooja. In 9 years, the sum of their ages will be 42. How old is Pooja now?
  34. 34.Aditya’s father is twice as old as Aditya. The sum of their ages is 36 years. How old is the father?
  35. 35.Rohan’s father is twice as old as Rohan. The sum of their ages is 18 years. How old is Rohan?
  36. 36.8 years ago, Rahul’s mother was three times as old as Rahul. The mother is 29 years old now. How old is Rahul now?
  37. 37.In 8 years, Rohan will be twice as old as Rohan was 2 years ago. How old is Rohan now?
  38. 38.In 4 years, Arjun will be twice as old as Arjun was 2 years ago. How old is Arjun now?
  39. 39.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 39 years. How old is Ishaan?
  40. 40.Karan’s father is five times as old as Karan. The sum of their ages is 72 years. How old is Karan?

Answer key

  1. 9
  2. 9
  3. 65
  4. 11
  5. 13
  6. 12
  7. 7
  8. 10
  9. 14
  10. 5
  11. 13
  12. 24
  13. 18
  14. 26
  15. 12
  16. 11
  17. 7
  18. 19
  19. 9
  20. 32
  21. 56
  22. 19
  23. 40
  24. 13
  25. 13
  26. 21
  27. 5
  28. 32
  29. 16
  30. 13
  31. 7
  32. 18
  33. 10
  34. 24
  35. 6
  36. 15
  37. 12
  38. 8
  39. 13
  40. 12

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