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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 447 · 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 3 years older than Vivaan. In 10 years, the sum of their ages will be 59. How old is Vivaan now?
  2. 2.7 years ago, Ishaan’s mother was three times as old as Ishaan. The mother is 37 years old now. How old is Ishaan now?
  3. 3.9 years ago, Arjun’s mother was four times as old as Arjun. The mother is 25 years old now. How old is Arjun now?
  4. 4.Diya’s father is three times as old as Diya. The sum of their ages is 60 years. How old is the father?
  5. 5.3 years ago, Arjun’s mother was twice as old as Arjun. The mother is 25 years old now. How old is Arjun now?
  6. 6.Aarav’s father is twice as old as Aarav. The sum of their ages is 33 years. How old is Aarav?
  7. 7.In 3 years, Aditya will be twice as old as Aditya was 5 years ago. How old is Aditya now?
  8. 8.8 years ago, Diya’s mother was three times as old as Diya. The mother is 44 years old now. How old is Diya now?
  9. 9.4 years ago, Meera’s mother was twice as old as Meera. The mother is 16 years old now. How old is Meera now?
  10. 10.3 years ago, Farhan’s mother was three times as old as Farhan. The mother is 30 years old now. How old is Farhan now?
  11. 11.In 1 years, Diya will be twice as old as Diya was 5 years ago. How old is Diya now?
  12. 12.In 27 years, Dev will be twice as old as Dev was 2 years ago. How old is Dev now?
  13. 13.Manav is 10 years older than Rohan. In 2 years, the sum of their ages will be 34. How old is Rohan now?
  14. 14.8 years ago, Dev’s mother was twice as old as Dev. The mother is 30 years old now. How old is Dev now?
  15. 15.Vivaan is 9 years older than Tara. In 6 years, the sum of their ages will be 73. How old is Tara now?
  16. 16.Arjun is 9 years older than Tara. In 6 years, the sum of their ages will be 35. How old is Tara now?
  17. 17.Rohan is 10 years older than Aditya. In 3 years, the sum of their ages will be 62. How old is Aditya now?
  18. 18.Sneha’s father is four times as old as Sneha. The sum of their ages is 50 years. How old is Sneha?
  19. 19.5 years ago, Rahul’s mother was twice as old as Rahul. The mother is 29 years old now. How old is Rahul now?
  20. 20.5 years ago, Saanvi’s mother was three times as old as Saanvi. The mother is 32 years old now. How old is Saanvi now?
  21. 21.In 19 years, Manav will be twice as old as Manav was 6 years ago. How old is Manav now?
  22. 22.6 years ago, Aarav’s mother was twice as old as Aarav. The mother is 20 years old now. How old is Aarav now?
  23. 23.7 years ago, Aarav’s mother was three times as old as Aarav. The mother is 16 years old now. How old is Aarav now?
  24. 24.4 years ago, Meera’s mother was twice as old as Meera. The mother is 22 years old now. How old is Meera now?
  25. 25.9 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 27 years old now. How old is Saanvi now?
  26. 26.Ishaan’s father is four times as old as Ishaan. The sum of their ages is 40 years. How old is Ishaan?
  27. 27.In 30 years, Tara will be three times as old as Tara was 4 years ago. How old is Tara now?
  28. 28.3 years ago, Nisha’s mother was four times as old as Nisha. The mother is 15 years old now. How old is Nisha now?
  29. 29.2 years ago, Rahul’s mother was three times as old as Rahul. The mother is 29 years old now. How old is Rahul now?
  30. 30.Isha’s father is three times as old as Isha. The sum of their ages is 24 years. How old is Isha?
  31. 31.Aarav’s father is five times as old as Aarav. The sum of their ages is 84 years. How old is Aarav?
  32. 32.Arjun is 7 years older than Aditya. In 4 years, the sum of their ages will be 27. How old is Aditya now?
  33. 33.Aarav is 4 years older than Kabir. In 2 years, the sum of their ages will be 44. How old is Kabir now?
  34. 34.In 3 years, Manav will be twice as old as Manav was 4 years ago. How old is Manav now?
  35. 35.In 13 years, Kabir will be three times as old as Kabir was 5 years ago. How old is Kabir now?
  36. 36.Ishaan is 5 years older than Kabir. In 3 years, the sum of their ages will be 21. How old is Kabir now?
  37. 37.In 30 years, Diya will be three times as old as Diya was 2 years ago. How old is Diya now?
  38. 38.In 20 years, Aarav will be twice as old as Aarav was 4 years ago. How old is Aarav now?
  39. 39.In 12 years, Aditya will be twice as old as Aditya was 4 years ago. How old is Aditya now?
  40. 40.3 years ago, Sneha’s mother was three times as old as Sneha. The mother is 18 years old now. How old is Sneha now?

Answer key

  1. 18
  2. 17
  3. 13
  4. 45
  5. 14
  6. 11
  7. 13
  8. 20
  9. 10
  10. 12
  11. 11
  12. 31
  13. 10
  14. 19
  15. 26
  16. 7
  17. 23
  18. 10
  19. 17
  20. 14
  21. 31
  22. 13
  23. 10
  24. 13
  25. 18
  26. 8
  27. 21
  28. 6
  29. 11
  30. 6
  31. 14
  32. 6
  33. 18
  34. 11
  35. 14
  36. 5
  37. 18
  38. 28
  39. 20
  40. 8

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