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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 935 · 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.Arjun is 2 years older than Rahul. In 5 years, the sum of their ages will be 36. How old is Rahul now?
  2. 2.Karan’s father is three times as old as Karan. The sum of their ages is 20 years. How old is Karan?
  3. 3.In 21 years, Nisha will be twice as old as Nisha was 4 years ago. How old is Nisha now?
  4. 4.Priya’s father is three times as old as Priya. The sum of their ages is 32 years. How old is Priya?
  5. 5.Ishaan’s father is twice as old as Ishaan. The sum of their ages is 33 years. How old is the father?
  6. 6.10 years ago, Arjun’s mother was twice as old as Arjun. The mother is 16 years old now. How old is Arjun now?
  7. 7.In 9 years, Isha will be three times as old as Isha was 5 years ago. How old is Isha now?
  8. 8.4 years ago, Arjun’s mother was four times as old as Arjun. The mother is 52 years old now. How old is Arjun now?
  9. 9.9 years ago, Priya’s mother was three times as old as Priya. The mother is 39 years old now. How old is Priya now?
  10. 10.In 21 years, Dev will be three times as old as Dev was 5 years ago. How old is Dev now?
  11. 11.Kavya’s father is four times as old as Kavya. The sum of their ages is 55 years. How old is the father?
  12. 12.3 years ago, Dev’s mother was twice as old as Dev. The mother is 21 years old now. How old is Dev now?
  13. 13.Arjun is 2 years older than Isha. In 3 years, the sum of their ages will be 66. How old is Isha now?
  14. 14.In 21 years, Vivaan will be three times as old as Vivaan was 5 years ago. How old is Vivaan now?
  15. 15.Aditya is 5 years older than Saanvi. In 10 years, the sum of their ages will be 35. How old is Saanvi now?
  16. 16.Farhan’s father is five times as old as Farhan. The sum of their ages is 60 years. How old is Farhan?
  17. 17.Diya’s father is four times as old as Diya. The sum of their ages is 45 years. How old is Diya?
  18. 18.7 years ago, Aarav’s mother was three times as old as Aarav. The mother is 43 years old now. How old is Aarav now?
  19. 19.10 years ago, Dev’s mother was twice as old as Dev. The mother is 26 years old now. How old is Dev now?
  20. 20.Karan’s father is three times as old as Karan. The sum of their ages is 24 years. How old is Karan?
  21. 21.Rahul is 3 years older than Meera. In 10 years, the sum of their ages will be 71. How old is Meera now?
  22. 22.Sneha’s father is five times as old as Sneha. The sum of their ages is 36 years. How old is Sneha?
  23. 23.In 14 years, Saanvi will be twice as old as Saanvi was 4 years ago. How old is Saanvi now?
  24. 24.Aarav’s father is three times as old as Aarav. The sum of their ages is 32 years. How old is Aarav?
  25. 25.8 years ago, Farhan’s mother was four times as old as Farhan. The mother is 20 years old now. How old is Farhan now?
  26. 26.Manav’s father is five times as old as Manav. The sum of their ages is 90 years. How old is Manav?
  27. 27.Saanvi is 10 years older than Rohan. In 10 years, the sum of their ages will be 46. How old is Rohan now?
  28. 28.In 14 years, Aarav will be twice as old as Aarav was 4 years ago. How old is Aarav now?
  29. 29.9 years ago, Isha’s mother was twice as old as Isha. The mother is 25 years old now. How old is Isha now?
  30. 30.10 years ago, Meera’s mother was twice as old as Meera. The mother is 18 years old now. How old is Meera now?
  31. 31.Meera’s father is three times as old as Meera. The sum of their ages is 36 years. How old is the father?
  32. 32.Ishaan is 8 years older than Zoya. In 2 years, the sum of their ages will be 26. How old is Zoya now?
  33. 33.6 years ago, Diya’s mother was four times as old as Diya. The mother is 18 years old now. How old is Diya now?
  34. 34.Pooja is 10 years older than Kabir. In 7 years, the sum of their ages will be 56. How old is Kabir now?
  35. 35.In 2 years, Nisha will be twice as old as Nisha was 5 years ago. How old is Nisha now?
  36. 36.Aarav is 5 years older than Arjun. In 4 years, the sum of their ages will be 27. How old is Arjun now?
  37. 37.Diya’s father is twice as old as Diya. The sum of their ages is 18 years. How old is Diya?
  38. 38.5 years ago, Karan’s mother was three times as old as Karan. The mother is 41 years old now. How old is Karan now?
  39. 39.6 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 18 years old now. How old is Ishaan now?
  40. 40.In 12 years, Aditya will be three times as old as Aditya was 6 years ago. How old is Aditya now?

Answer key

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

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