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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 405 · 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.Isha is 7 years older than Kabir. In 3 years, the sum of their ages will be 73. How old is Kabir now?
  2. 2.9 years ago, Dev’s mother was three times as old as Dev. The mother is 18 years old now. How old is Dev now?
  3. 3.Diya’s father is three times as old as Diya. The sum of their ages is 20 years. How old is Diya?
  4. 4.2 years ago, Aditya’s mother was twice as old as Aditya. The mother is 22 years old now. How old is Aditya now?
  5. 5.Aarav is 8 years older than Nisha. In 3 years, the sum of their ages will be 36. How old is Nisha now?
  6. 6.Kabir’s father is four times as old as Kabir. The sum of their ages is 45 years. How old is the father?
  7. 7.2 years ago, Pooja’s mother was four times as old as Pooja. The mother is 14 years old now. How old is Pooja now?
  8. 8.8 years ago, Dev’s mother was four times as old as Dev. The mother is 52 years old now. How old is Dev now?
  9. 9.Aarav is 9 years older than Tara. In 7 years, the sum of their ages will be 37. How old is Tara now?
  10. 10.6 years ago, Meera’s mother was three times as old as Meera. The mother is 27 years old now. How old is Meera now?
  11. 11.Pooja is 7 years older than Aarav. In 3 years, the sum of their ages will be 25. How old is Aarav now?
  12. 12.Saanvi’s father is five times as old as Saanvi. The sum of their ages is 36 years. How old is Saanvi?
  13. 13.Priya’s father is three times as old as Priya. The sum of their ages is 40 years. How old is Priya?
  14. 14.Ishaan’s father is five times as old as Ishaan. The sum of their ages is 78 years. How old is Ishaan?
  15. 15.Isha’s father is twice as old as Isha. The sum of their ages is 18 years. How old is Isha?
  16. 16.In 23 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
  17. 17.Sneha is 10 years older than Isha. In 6 years, the sum of their ages will be 44. How old is Isha now?
  18. 18.In 10 years, Meera will be twice as old as Meera was 5 years ago. How old is Meera now?
  19. 19.In 21 years, Arjun will be twice as old as Arjun was 3 years ago. How old is Arjun now?
  20. 20.Ishaan is 10 years older than Tara. In 10 years, the sum of their ages will be 74. How old is Tara now?
  21. 21.2 years ago, Rahul’s mother was four times as old as Rahul. The mother is 34 years old now. How old is Rahul now?
  22. 22.Meera is 8 years older than Zoya. In 2 years, the sum of their ages will be 30. How old is Zoya now?
  23. 23.Rahul’s father is twice as old as Rahul. The sum of their ages is 42 years. How old is Rahul?
  24. 24.6 years ago, Aarav’s mother was four times as old as Aarav. The mother is 30 years old now. How old is Aarav now?
  25. 25.Dev is 3 years older than Ishaan. In 3 years, the sum of their ages will be 25. How old is Ishaan now?
  26. 26.Aditya’s father is three times as old as Aditya. The sum of their ages is 32 years. How old is Aditya?
  27. 27.2 years ago, Dev’s mother was three times as old as Dev. The mother is 11 years old now. How old is Dev now?
  28. 28.In 2 years, Vivaan will be twice as old as Vivaan was 3 years ago. How old is Vivaan now?
  29. 29.5 years ago, Aditya’s mother was twice as old as Aditya. The mother is 25 years old now. How old is Aditya now?
  30. 30.Kabir’s father is twice as old as Kabir. The sum of their ages is 36 years. How old is Kabir?
  31. 31.4 years ago, Ananya’s mother was three times as old as Ananya. The mother is 13 years old now. How old is Ananya now?
  32. 32.6 years ago, Priya’s mother was twice as old as Priya. The mother is 14 years old now. How old is Priya now?
  33. 33.Tara’s father is twice as old as Tara. The sum of their ages is 45 years. How old is the father?
  34. 34.Sneha is 5 years older than Aarav. In 10 years, the sum of their ages will be 85. How old is Aarav now?
  35. 35.Tara is 10 years older than Diya. In 3 years, the sum of their ages will be 76. How old is Diya now?
  36. 36.Kabir is 9 years older than Aditya. In 8 years, the sum of their ages will be 69. How old is Aditya now?
  37. 37.6 years ago, Diya’s mother was four times as old as Diya. The mother is 34 years old now. How old is Diya now?
  38. 38.Kavya is 10 years older than Priya. In 5 years, the sum of their ages will be 44. How old is Priya now?
  39. 39.Kavya is 5 years older than Aditya. In 2 years, the sum of their ages will be 51. How old is Aditya now?
  40. 40.Ananya’s father is four times as old as Ananya. The sum of their ages is 60 years. How old is the father?

Answer key

  1. 30
  2. 12
  3. 5
  4. 12
  5. 11
  6. 36
  7. 5
  8. 19
  9. 7
  10. 13
  11. 6
  12. 6
  13. 10
  14. 13
  15. 6
  16. 35
  17. 11
  18. 20
  19. 27
  20. 22
  21. 10
  22. 9
  23. 14
  24. 12
  25. 8
  26. 8
  27. 5
  28. 8
  29. 15
  30. 12
  31. 7
  32. 10
  33. 30
  34. 30
  35. 30
  36. 22
  37. 13
  38. 12
  39. 21
  40. 48

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