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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 850 · 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.Farhan’s father is three times as old as Farhan. The sum of their ages is 52 years. How old is Farhan?
  2. 2.7 years ago, Rahul’s mother was four times as old as Rahul. The mother is 27 years old now. How old is Rahul now?
  3. 3.Rohan’s father is twice as old as Rohan. The sum of their ages is 33 years. How old is the father?
  4. 4.2 years ago, Sneha’s mother was twice as old as Sneha. The mother is 22 years old now. How old is Sneha now?
  5. 5.Aditya’s father is three times as old as Aditya. The sum of their ages is 48 years. How old is Aditya?
  6. 6.In 5 years, Rohan will be twice as old as Rohan was 5 years ago. How old is Rohan now?
  7. 7.Zoya’s father is four times as old as Zoya. The sum of their ages is 65 years. How old is the father?
  8. 8.Kabir is 3 years older than Isha. In 3 years, the sum of their ages will be 57. How old is Isha now?
  9. 9.Tara’s father is three times as old as Tara. The sum of their ages is 32 years. How old is the father?
  10. 10.Sneha’s father is five times as old as Sneha. The sum of their ages is 78 years. How old is Sneha?
  11. 11.In 30 years, Rohan will be three times as old as Rohan was 6 years ago. How old is Rohan now?
  12. 12.3 years ago, Ananya’s mother was four times as old as Ananya. The mother is 19 years old now. How old is Ananya now?
  13. 13.Aarav’s father is four times as old as Aarav. The sum of their ages is 45 years. How old is the father?
  14. 14.Diya is 8 years older than Vivaan. In 10 years, the sum of their ages will be 48. How old is Vivaan now?
  15. 15.Aditya is 3 years older than Sneha. In 6 years, the sum of their ages will be 75. How old is Sneha now?
  16. 16.Dev is 8 years older than Ishaan. In 6 years, the sum of their ages will be 74. How old is Ishaan now?
  17. 17.Aarav is 5 years older than Isha. In 4 years, the sum of their ages will be 33. How old is Isha now?
  18. 18.4 years ago, Dev’s mother was three times as old as Dev. The mother is 16 years old now. How old is Dev now?
  19. 19.In 10 years, Kavya will be three times as old as Kavya was 4 years ago. How old is Kavya now?
  20. 20.7 years ago, Aditya’s mother was four times as old as Aditya. The mother is 31 years old now. How old is Aditya now?
  21. 21.Meera’s father is four times as old as Meera. The sum of their ages is 55 years. How old is Meera?
  22. 22.Saanvi is 10 years older than Rohan. In 5 years, the sum of their ages will be 80. How old is Rohan now?
  23. 23.Kabir’s father is three times as old as Kabir. The sum of their ages is 20 years. How old is Kabir?
  24. 24.Aarav is 9 years older than Dev. In 6 years, the sum of their ages will be 73. How old is Dev now?
  25. 25.Sneha is 10 years older than Diya. In 7 years, the sum of their ages will be 34. How old is Diya now?
  26. 26.9 years ago, Nisha’s mother was three times as old as Nisha. The mother is 24 years old now. How old is Nisha now?
  27. 27.In 19 years, Kavya will be twice as old as Kavya was 3 years ago. How old is Kavya now?
  28. 28.4 years ago, Aditya’s mother was three times as old as Aditya. The mother is 40 years old now. How old is Aditya now?
  29. 29.Ishaan’s father is three times as old as Ishaan. The sum of their ages is 20 years. How old is the father?
  30. 30.Diya is 10 years older than Sneha. In 3 years, the sum of their ages will be 26. How old is Sneha now?
  31. 31.5 years ago, Saanvi’s mother was three times as old as Saanvi. The mother is 29 years old now. How old is Saanvi now?
  32. 32.2 years ago, Aarav’s mother was twice as old as Aarav. The mother is 18 years old now. How old is Aarav now?
  33. 33.Aarav’s father is three times as old as Aarav. The sum of their ages is 36 years. How old is Aarav?
  34. 34.Rohan’s father is four times as old as Rohan. The sum of their ages is 55 years. How old is Rohan?
  35. 35.6 years ago, Farhan’s mother was three times as old as Farhan. The mother is 39 years old now. How old is Farhan now?
  36. 36.Farhan is 4 years older than Kavya. In 8 years, the sum of their ages will be 68. How old is Kavya now?
  37. 37.Sneha’s father is twice as old as Sneha. The sum of their ages is 18 years. How old is Sneha?
  38. 38.Farhan’s father is five times as old as Farhan. The sum of their ages is 48 years. How old is Farhan?
  39. 39.In 26 years, Karan will be twice as old as Karan was 5 years ago. How old is Karan now?
  40. 40.In 15 years, Meera will be twice as old as Meera was 2 years ago. How old is Meera now?

Answer key

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

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