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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 965 · 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.Ishaan is 10 years older than Rohan. In 3 years, the sum of their ages will be 36. How old is Rohan now?
  2. 2.Dev is 4 years older than Zoya. In 3 years, the sum of their ages will be 36. How old is Zoya now?
  3. 3.10 years ago, Rohan’s mother was twice as old as Rohan. The mother is 16 years old now. How old is Rohan now?
  4. 4.Pooja is 2 years older than Diya. In 5 years, the sum of their ages will be 32. How old is Diya now?
  5. 5.Kavya is 4 years older than Ishaan. In 10 years, the sum of their ages will be 84. How old is Ishaan now?
  6. 6.In 12 years, Tara will be twice as old as Tara was 4 years ago. How old is Tara now?
  7. 7.4 years ago, Ananya’s mother was three times as old as Ananya. The mother is 40 years old now. How old is Ananya now?
  8. 8.Arjun is 9 years older than Tara. In 7 years, the sum of their ages will be 81. How old is Tara now?
  9. 9.Manav’s father is twice as old as Manav. The sum of their ages is 18 years. How old is the father?
  10. 10.Vivaan is 7 years older than Aditya. In 5 years, the sum of their ages will be 63. How old is Aditya now?
  11. 11.7 years ago, Dev’s mother was four times as old as Dev. The mother is 31 years old now. How old is Dev now?
  12. 12.Arjun’s father is three times as old as Arjun. The sum of their ages is 36 years. How old is Arjun?
  13. 13.Dev’s father is twice as old as Dev. The sum of their ages is 39 years. How old is Dev?
  14. 14.Tara’s father is four times as old as Tara. The sum of their ages is 50 years. How old is Tara?
  15. 15.Rohan is 6 years older than Manav. In 5 years, the sum of their ages will be 74. How old is Manav now?
  16. 16.Kavya’s father is twice as old as Kavya. The sum of their ages is 42 years. How old is the father?
  17. 17.Priya is 9 years older than Zoya. In 10 years, the sum of their ages will be 73. How old is Zoya now?
  18. 18.Zoya’s father is five times as old as Zoya. The sum of their ages is 42 years. How old is Zoya?
  19. 19.4 years ago, Tara’s mother was twice as old as Tara. The mother is 10 years old now. How old is Tara now?
  20. 20.In 6 years, Kabir will be twice as old as Kabir was 6 years ago. How old is Kabir now?
  21. 21.Vivaan is 5 years older than Meera. In 4 years, the sum of their ages will be 51. How old is Meera now?
  22. 22.Rohan’s father is five times as old as Rohan. The sum of their ages is 66 years. How old is Rohan?
  23. 23.Rahul is 3 years older than Diya. In 3 years, the sum of their ages will be 65. How old is Diya now?
  24. 24.In 22 years, Kavya will be twice as old as Kavya was 5 years ago. How old is Kavya now?
  25. 25.Farhan’s father is three times as old as Farhan. The sum of their ages is 44 years. How old is Farhan?
  26. 26.In 15 years, Rohan will be twice as old as Rohan was 4 years ago. How old is Rohan now?
  27. 27.Aditya’s father is four times as old as Aditya. The sum of their ages is 45 years. How old is Aditya?
  28. 28.Arjun’s father is three times as old as Arjun. The sum of their ages is 20 years. How old is Arjun?
  29. 29.Nisha is 7 years older than Rahul. In 10 years, the sum of their ages will be 45. How old is Rahul now?
  30. 30.In 1 years, Kavya will be twice as old as Kavya was 5 years ago. How old is Kavya now?
  31. 31.Diya is 2 years older than Kavya. In 2 years, the sum of their ages will be 62. How old is Kavya now?
  32. 32.3 years ago, Dev’s mother was three times as old as Dev. The mother is 24 years old now. How old is Dev now?
  33. 33.Priya’s father is four times as old as Priya. The sum of their ages is 55 years. How old is the father?
  34. 34.Manav is 10 years older than Saanvi. In 9 years, the sum of their ages will be 76. How old is Saanvi now?
  35. 35.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 42 years. How old is Ishaan?
  36. 36.In 25 years, Dev will be three times as old as Dev was 5 years ago. How old is Dev now?
  37. 37.Saanvi is 5 years older than Vivaan. In 2 years, the sum of their ages will be 49. How old is Vivaan now?
  38. 38.Ananya’s father is four times as old as Ananya. The sum of their ages is 25 years. How old is Ananya?
  39. 39.8 years ago, Kavya’s mother was twice as old as Kavya. The mother is 20 years old now. How old is Kavya now?
  40. 40.In 16 years, Tara will be twice as old as Tara was 5 years ago. How old is Tara now?

Answer key

  1. 10
  2. 13
  3. 13
  4. 10
  5. 30
  6. 20
  7. 16
  8. 29
  9. 12
  10. 23
  11. 13
  12. 9
  13. 13
  14. 10
  15. 29
  16. 28
  17. 22
  18. 7
  19. 7
  20. 18
  21. 19
  22. 11
  23. 28
  24. 32
  25. 11
  26. 23
  27. 9
  28. 5
  29. 9
  30. 11
  31. 28
  32. 10
  33. 44
  34. 24
  35. 7
  36. 20
  37. 20
  38. 5
  39. 14
  40. 26

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