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Problems on Ages Worksheet

Quantitative aptitude lesson 17: Problems on ages · Set 335 · 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.Rahul is 3 years older than Aditya. In 7 years, the sum of their ages will be 51. How old is Aditya now?
  2. 2.In 7 years, Tara will be three times as old as Tara was 3 years ago. How old is Tara now?
  3. 3.Karan is 4 years older than Dev. In 8 years, the sum of their ages will be 36. How old is Dev now?
  4. 4.7 years ago, Diya’s mother was four times as old as Diya. The mother is 51 years old now. How old is Diya now?
  5. 5.Kavya is 2 years older than Saanvi. In 9 years, the sum of their ages will be 70. How old is Saanvi now?
  6. 6.Rohan is 5 years older than Kabir. In 5 years, the sum of their ages will be 73. How old is Kabir now?
  7. 7.Zoya’s father is three times as old as Zoya. The sum of their ages is 48 years. How old is the father?
  8. 8.Diya’s father is three times as old as Diya. The sum of their ages is 40 years. How old is Diya?
  9. 9.Isha is 6 years older than Kabir. In 2 years, the sum of their ages will be 44. How old is Kabir now?
  10. 10.Nisha is 2 years older than Diya. In 4 years, the sum of their ages will be 34. How old is Diya now?
  11. 11.Rohan’s father is twice as old as Rohan. The sum of their ages is 24 years. How old is the father?
  12. 12.Aarav is 6 years older than Isha. In 10 years, the sum of their ages will be 78. How old is Isha now?
  13. 13.5 years ago, Karan’s mother was twice as old as Karan. The mother is 15 years old now. How old is Karan now?
  14. 14.Saanvi is 7 years older than Aditya. In 7 years, the sum of their ages will be 69. How old is Aditya now?
  15. 15.In 7 years, Isha will be twice as old as Isha was 6 years ago. How old is Isha now?
  16. 16.3 years ago, Dev’s mother was four times as old as Dev. The mother is 35 years old now. How old is Dev now?
  17. 17.In 20 years, Priya will be twice as old as Priya was 6 years ago. How old is Priya now?
  18. 18.10 years ago, Rahul’s mother was twice as old as Rahul. The mother is 34 years old now. How old is Rahul now?
  19. 19.Saanvi is 9 years older than Manav. In 4 years, the sum of their ages will be 37. How old is Manav now?
  20. 20.Manav is 10 years older than Meera. In 2 years, the sum of their ages will be 50. How old is Meera now?
  21. 21.Arjun’s father is four times as old as Arjun. The sum of their ages is 40 years. How old is Arjun?
  22. 22.Rohan’s father is twice as old as Rohan. The sum of their ages is 45 years. How old is Rohan?
  23. 23.Diya is 4 years older than Pooja. In 4 years, the sum of their ages will be 38. How old is Pooja now?
  24. 24.Nisha’s father is twice as old as Nisha. The sum of their ages is 27 years. How old is the father?
  25. 25.In 10 years, Vivaan will be twice as old as Vivaan was 2 years ago. How old is Vivaan now?
  26. 26.4 years ago, Zoya’s mother was twice as old as Zoya. The mother is 22 years old now. How old is Zoya now?
  27. 27.In 3 years, Rohan will be twice as old as Rohan was 3 years ago. How old is Rohan now?
  28. 28.Karan is 2 years older than Arjun. In 6 years, the sum of their ages will be 34. How old is Arjun now?
  29. 29.2 years ago, Saanvi’s mother was twice as old as Saanvi. The mother is 20 years old now. How old is Saanvi now?
  30. 30.Meera is 6 years older than Aditya. In 4 years, the sum of their ages will be 66. How old is Aditya now?
  31. 31.In 5 years, Meera will be twice as old as Meera was 4 years ago. How old is Meera now?
  32. 32.In 10 years, Ananya will be twice as old as Ananya was 4 years ago. How old is Ananya now?
  33. 33.Karan’s father is four times as old as Karan. The sum of their ages is 30 years. How old is Karan?
  34. 34.6 years ago, Dev’s mother was four times as old as Dev. The mother is 54 years old now. How old is Dev now?
  35. 35.Kabir’s father is twice as old as Kabir. The sum of their ages is 15 years. How old is the father?
  36. 36.In 7 years, Rohan will be twice as old as Rohan was 4 years ago. How old is Rohan now?
  37. 37.In 21 years, Arjun will be three times as old as Arjun was 5 years ago. How old is Arjun now?
  38. 38.In 7 years, Aditya will be twice as old as Aditya was 4 years ago. How old is Aditya now?
  39. 39.In 5 years, Farhan will be twice as old as Farhan was 4 years ago. How old is Farhan now?
  40. 40.In 13 years, Kavya will be twice as old as Kavya was 5 years ago. How old is Kavya now?

Answer key

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

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