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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 110 · 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.Dev is 10 years older than Ananya. In 9 years, the sum of their ages will be 80. How old is Ananya now?
  2. 2.In 5 years, Ananya will be twice as old as Ananya was 3 years ago. How old is Ananya now?
  3. 3.Kavya’s father is three times as old as Kavya. The sum of their ages is 48 years. How old is Kavya?
  4. 4.Saanvi’s father is four times as old as Saanvi. The sum of their ages is 25 years. How old is Saanvi?
  5. 5.Farhan’s father is twice as old as Farhan. The sum of their ages is 36 years. How old is Farhan?
  6. 6.Nisha’s father is five times as old as Nisha. The sum of their ages is 30 years. How old is the father?
  7. 7.Kabir is 6 years older than Aarav. In 10 years, the sum of their ages will be 42. How old is Aarav now?
  8. 8.Meera is 10 years older than Kavya. In 10 years, the sum of their ages will be 74. How old is Kavya now?
  9. 9.Sneha’s father is three times as old as Sneha. The sum of their ages is 48 years. How old is the father?
  10. 10.Manav’s father is five times as old as Manav. The sum of their ages is 78 years. How old is the father?
  11. 11.In 12 years, Kabir will be twice as old as Kabir was 5 years ago. How old is Kabir now?
  12. 12.2 years ago, Meera’s mother was three times as old as Meera. The mother is 32 years old now. How old is Meera now?
  13. 13.Rahul’s father is four times as old as Rahul. The sum of their ages is 25 years. How old is Rahul?
  14. 14.Sneha is 8 years older than Vivaan. In 10 years, the sum of their ages will be 74. How old is Vivaan now?
  15. 15.In 11 years, Saanvi will be twice as old as Saanvi was 6 years ago. How old is Saanvi now?
  16. 16.In 6 years, Farhan will be twice as old as Farhan was 2 years ago. How old is Farhan now?
  17. 17.Tara’s father is five times as old as Tara. The sum of their ages is 60 years. How old is the father?
  18. 18.6 years ago, Saanvi’s mother was three times as old as Saanvi. The mother is 24 years old now. How old is Saanvi now?
  19. 19.Karan is 4 years older than Rahul. In 3 years, the sum of their ages will be 26. How old is Rahul now?
  20. 20.In 11 years, Arjun will be twice as old as Arjun was 4 years ago. How old is Arjun now?
  21. 21.4 years ago, Diya’s mother was twice as old as Diya. The mother is 14 years old now. How old is Diya now?
  22. 22.3 years ago, Dev’s mother was twice as old as Dev. The mother is 23 years old now. How old is Dev now?
  23. 23.5 years ago, Meera’s mother was twice as old as Meera. The mother is 27 years old now. How old is Meera now?
  24. 24.Kabir’s father is twice as old as Kabir. The sum of their ages is 30 years. How old is the father?
  25. 25.Rahul’s father is five times as old as Rahul. The sum of their ages is 72 years. How old is the father?
  26. 26.7 years ago, Kavya’s mother was twice as old as Kavya. The mother is 31 years old now. How old is Kavya now?
  27. 27.Aditya’s father is twice as old as Aditya. The sum of their ages is 33 years. How old is the father?
  28. 28.7 years ago, Kabir’s mother was four times as old as Kabir. The mother is 27 years old now. How old is Kabir now?
  29. 29.Rahul’s father is five times as old as Rahul. The sum of their ages is 78 years. How old is Rahul?
  30. 30.Dev’s father is three times as old as Dev. The sum of their ages is 32 years. How old is the father?
  31. 31.Priya’s father is five times as old as Priya. The sum of their ages is 90 years. How old is the father?
  32. 32.Karan is 3 years older than Kavya. In 6 years, the sum of their ages will be 35. How old is Kavya now?
  33. 33.Pooja is 6 years older than Rohan. In 2 years, the sum of their ages will be 40. How old is Rohan now?
  34. 34.In 25 years, Aarav will be three times as old as Aarav was 3 years ago. How old is Aarav now?
  35. 35.Tara is 7 years older than Kavya. In 2 years, the sum of their ages will be 51. How old is Kavya now?
  36. 36.In 15 years, Saanvi will be three times as old as Saanvi was 5 years ago. How old is Saanvi now?
  37. 37.Kabir’s father is three times as old as Kabir. The sum of their ages is 24 years. How old is the father?
  38. 38.Rohan’s father is four times as old as Rohan. The sum of their ages is 30 years. How old is Rohan?
  39. 39.7 years ago, Diya’s mother was four times as old as Diya. The mother is 35 years old now. How old is Diya now?
  40. 40.Saanvi’s father is three times as old as Saanvi. The sum of their ages is 36 years. How old is Saanvi?

Answer key

  1. 26
  2. 11
  3. 12
  4. 5
  5. 12
  6. 25
  7. 8
  8. 22
  9. 36
  10. 65
  11. 22
  12. 12
  13. 5
  14. 23
  15. 23
  16. 10
  17. 50
  18. 12
  19. 8
  20. 19
  21. 9
  22. 13
  23. 16
  24. 20
  25. 60
  26. 19
  27. 22
  28. 12
  29. 13
  30. 24
  31. 75
  32. 10
  33. 15
  34. 17
  35. 20
  36. 15
  37. 18
  38. 6
  39. 14
  40. 9

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