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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 558 · 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.Rohan is 7 years older than Isha. In 3 years, the sum of their ages will be 29. How old is Isha now?
  2. 2.Farhan’s father is four times as old as Farhan. The sum of their ages is 30 years. How old is Farhan?
  3. 3.3 years ago, Ananya’s mother was twice as old as Ananya. The mother is 19 years old now. How old is Ananya now?
  4. 4.Ananya’s father is twice as old as Ananya. The sum of their ages is 45 years. How old is the father?
  5. 5.Vivaan is 4 years older than Aarav. In 6 years, the sum of their ages will be 50. How old is Aarav now?
  6. 6.Dev’s father is three times as old as Dev. The sum of their ages is 52 years. How old is the father?
  7. 7.8 years ago, Rahul’s mother was four times as old as Rahul. The mother is 48 years old now. How old is Rahul now?
  8. 8.7 years ago, Diya’s mother was twice as old as Diya. The mother is 15 years old now. How old is Diya now?
  9. 9.9 years ago, Aditya’s mother was four times as old as Aditya. The mother is 37 years old now. How old is Aditya now?
  10. 10.7 years ago, Rahul’s mother was four times as old as Rahul. The mother is 27 years old now. How old is Rahul now?
  11. 11.In 26 years, Ananya will be twice as old as Ananya was 2 years ago. How old is Ananya now?
  12. 12.Tara’s father is five times as old as Tara. The sum of their ages is 60 years. How old is the father?
  13. 13.2 years ago, Rohan’s mother was four times as old as Rohan. The mother is 26 years old now. How old is Rohan now?
  14. 14.In 9 years, Kavya will be three times as old as Kavya was 5 years ago. How old is Kavya now?
  15. 15.6 years ago, Rahul’s mother was twice as old as Rahul. The mother is 16 years old now. How old is Rahul now?
  16. 16.In 6 years, Kabir will be twice as old as Kabir was 2 years ago. How old is Kabir now?
  17. 17.Manav’s father is three times as old as Manav. The sum of their ages is 28 years. How old is the father?
  18. 18.Farhan is 3 years older than Aditya. In 8 years, the sum of their ages will be 35. How old is Aditya now?
  19. 19.Kabir’s father is four times as old as Kabir. The sum of their ages is 75 years. How old is Kabir?
  20. 20.Priya’s father is twice as old as Priya. The sum of their ages is 33 years. How old is Priya?
  21. 21.Tara is 9 years older than Kavya. In 6 years, the sum of their ages will be 67. How old is Kavya now?
  22. 22.5 years ago, Vivaan’s mother was four times as old as Vivaan. The mother is 53 years old now. How old is Vivaan now?
  23. 23.Farhan is 5 years older than Kavya. In 4 years, the sum of their ages will be 51. How old is Kavya now?
  24. 24.In 4 years, Sneha will be twice as old as Sneha was 6 years ago. How old is Sneha now?
  25. 25.6 years ago, Diya’s mother was three times as old as Diya. The mother is 21 years old now. How old is Diya now?
  26. 26.In 21 years, Vivaan will be twice as old as Vivaan was 4 years ago. How old is Vivaan now?
  27. 27.In 19 years, Aditya will be twice as old as Aditya was 6 years ago. How old is Aditya now?
  28. 28.5 years ago, Kabir’s mother was twice as old as Kabir. The mother is 29 years old now. How old is Kabir now?
  29. 29.3 years ago, Ananya’s mother was four times as old as Ananya. The mother is 19 years old now. How old is Ananya now?
  30. 30.5 years ago, Nisha’s mother was four times as old as Nisha. The mother is 17 years old now. How old is Nisha now?
  31. 31.2 years ago, Zoya’s mother was twice as old as Zoya. The mother is 14 years old now. How old is Zoya now?
  32. 32.Isha is 10 years older than Aditya. In 7 years, the sum of their ages will be 84. How old is Aditya now?
  33. 33.In 20 years, Saanvi will be twice as old as Saanvi was 5 years ago. How old is Saanvi now?
  34. 34.Nisha is 3 years older than Manav. In 6 years, the sum of their ages will be 53. How old is Manav now?
  35. 35.8 years ago, Ananya’s mother was three times as old as Ananya. The mother is 41 years old now. How old is Ananya now?
  36. 36.9 years ago, Diya’s mother was twice as old as Diya. The mother is 27 years old now. How old is Diya now?
  37. 37.Diya’s father is three times as old as Diya. The sum of their ages is 44 years. How old is Diya?
  38. 38.Diya’s father is four times as old as Diya. The sum of their ages is 75 years. How old is the father?
  39. 39.4 years ago, Dev’s mother was three times as old as Dev. The mother is 13 years old now. How old is Dev now?
  40. 40.Rohan’s father is four times as old as Rohan. The sum of their ages is 65 years. How old is Rohan?

Answer key

  1. 8
  2. 6
  3. 11
  4. 30
  5. 17
  6. 39
  7. 18
  8. 11
  9. 16
  10. 12
  11. 30
  12. 50
  13. 8
  14. 12
  15. 11
  16. 10
  17. 21
  18. 8
  19. 15
  20. 11
  21. 23
  22. 17
  23. 19
  24. 16
  25. 11
  26. 29
  27. 31
  28. 17
  29. 7
  30. 8
  31. 8
  32. 30
  33. 30
  34. 19
  35. 19
  36. 18
  37. 11
  38. 60
  39. 7
  40. 13

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