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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 736 · 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. 1.8 years ago, Farhan’s mother was four times as old as Farhan. The mother is 28 years old now. How old is Farhan now?
  2. 2.Kabir is 10 years older than Dev. In 9 years, the sum of their ages will be 62. How old is Dev now?
  3. 3.9 years ago, Kavya’s mother was three times as old as Kavya. The mother is 27 years old now. How old is Kavya now?
  4. 4.Meera’s father is three times as old as Meera. The sum of their ages is 28 years. How old is Meera?
  5. 5.3 years ago, Vivaan’s mother was four times as old as Vivaan. The mother is 27 years old now. How old is Vivaan now?
  6. 6.4 years ago, Tara’s mother was three times as old as Tara. The mother is 22 years old now. How old is Tara now?
  7. 7.9 years ago, Tara’s mother was twice as old as Tara. The mother is 23 years old now. How old is Tara now?
  8. 8.Priya’s father is five times as old as Priya. The sum of their ages is 36 years. How old is Priya?
  9. 9.Ishaan’s father is three times as old as Ishaan. The sum of their ages is 28 years. How old is the father?
  10. 10.Ananya’s father is three times as old as Ananya. The sum of their ages is 44 years. How old is Ananya?
  11. 11.Aarav is 3 years older than Rahul. In 9 years, the sum of their ages will be 35. How old is Rahul now?
  12. 12.Saanvi is 4 years older than Farhan. In 7 years, the sum of their ages will be 32. How old is Farhan now?
  13. 13.7 years ago, Dev’s mother was three times as old as Dev. The mother is 19 years old now. How old is Dev now?
  14. 14.In 21 years, Dev will be twice as old as Dev was 6 years ago. How old is Dev now?
  15. 15.In 12 years, Tara will be twice as old as Tara was 5 years ago. How old is Tara now?
  16. 16.Diya is 3 years older than Sneha. In 6 years, the sum of their ages will be 71. How old is Sneha now?
  17. 17.Kavya’s father is five times as old as Kavya. The sum of their ages is 66 years. How old is Kavya?
  18. 18.Vivaan is 3 years older than Nisha. In 7 years, the sum of their ages will be 55. How old is Nisha now?
  19. 19.2 years ago, Aarav’s mother was four times as old as Aarav. The mother is 46 years old now. How old is Aarav now?
  20. 20.2 years ago, Karan’s mother was twice as old as Karan. The mother is 12 years old now. How old is Karan now?
  21. 21.3 years ago, Diya’s mother was twice as old as Diya. The mother is 21 years old now. How old is Diya now?
  22. 22.Tara’s father is four times as old as Tara. The sum of their ages is 35 years. How old is the father?
  23. 23.Aditya’s father is twice as old as Aditya. The sum of their ages is 42 years. How old is Aditya?
  24. 24.Diya is 5 years older than Aarav. In 2 years, the sum of their ages will be 27. How old is Aarav now?
  25. 25.Rahul is 6 years older than Diya. In 9 years, the sum of their ages will be 44. How old is Diya now?
  26. 26.5 years ago, Zoya’s mother was three times as old as Zoya. The mother is 41 years old now. How old is Zoya now?
  27. 27.Ishaan is 7 years older than Diya. In 9 years, the sum of their ages will be 69. How old is Diya now?
  28. 28.3 years ago, Farhan’s mother was twice as old as Farhan. The mother is 15 years old now. How old is Farhan now?
  29. 29.Isha’s father is four times as old as Isha. The sum of their ages is 25 years. How old is Isha?
  30. 30.In 2 years, Sneha will be twice as old as Sneha was 6 years ago. How old is Sneha now?
  31. 31.In 11 years, Aarav will be twice as old as Aarav was 5 years ago. How old is Aarav now?
  32. 32.Saanvi is 7 years older than Kavya. In 4 years, the sum of their ages will be 41. How old is Kavya now?
  33. 33.Rohan’s father is twice as old as Rohan. The sum of their ages is 27 years. How old is the father?
  34. 34.Ananya’s father is five times as old as Ananya. The sum of their ages is 66 years. How old is Ananya?
  35. 35.9 years ago, Meera’s mother was three times as old as Meera. The mother is 33 years old now. How old is Meera now?
  36. 36.Pooja’s father is twice as old as Pooja. The sum of their ages is 24 years. How old is the father?
  37. 37.Arjun’s father is five times as old as Arjun. The sum of their ages is 84 years. How old is Arjun?
  38. 38.4 years ago, Isha’s mother was twice as old as Isha. The mother is 10 years old now. How old is Isha now?
  39. 39.Arjun is 6 years older than Ananya. In 3 years, the sum of their ages will be 22. How old is Ananya now?
  40. 40.2 years ago, Meera’s mother was four times as old as Meera. The mother is 22 years old now. How old is Meera now?

Answer key

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

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