← Time and work lesson New set →

Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 381 · 40 questions
TalentJR

The method (LCM units): Take the whole job as the LCM of the days. Units a day for each person = job ÷ their days. Add for working together. Days = job ÷ units a day. The answer can be a fraction like 20/9 days. Someone works a few days and stops: find what is left, then share it out.

NameDateTime takenScore ___ / 40
  1. 1.Rohan can finish a job in 30 days and Priya in 12 days. Rohan works alone for 20 days and then stops. Priya finishes the rest. How many days does Priya take?
  2. 2.Kabir can finish a job in 19 days and Zoya in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  3. 3.Ananya and Rohan together finish a job in 5 days. Ananya alone takes 6 days. How many days would Rohan take alone?
  4. 4.Kabir works twice as fast as Meera. Together they finish a job in 9 days. How many days would Meera take alone?
  5. 5.Kabir can finish a job in 4 days and Sneha in 28 days. Kabir works alone for 1 day and then stops. Sneha finishes the rest. How many days does Sneha take?
  6. 6.Kavya and Farhan together finish a job in 2 days. Kavya alone takes 3 days. How many days would Farhan take alone?
  7. 7.Karan can finish a job in 13 days and Rahul in 14 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  8. 8.Aditya can finish a job in 14 days and Ananya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  9. 9.Arjun works three times as fast as Meera. Together they finish a job in 2 days. How many days would Meera take alone?
  10. 10.Priya can finish a job in 28 days and Saanvi in 8 days. Priya works alone for 7 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
  11. 11.Zoya can finish a job in 6 days and Karan in 15 days. Zoya works alone for 4 days and then stops. Karan finishes the rest. How many days does Karan take?
  12. 12.Saanvi can finish a job in 14 days and Nisha in 10 days. What fraction of the job do they finish if they work together for 2 days? =
  13. 13.Rohan can finish a job in 9 days and Kabir in 20 days. What fraction of the job do they finish if they work together for 3 days? =
  14. 14.Aarav and Sneha together finish a job in 5 days. Aarav alone takes 6 days. How many days would Sneha take alone?
  15. 15.Pooja can finish a job in 20 days and Saanvi in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  16. 16.Dev and Saanvi together finish a job in 4 days. Dev alone takes 6 days. How many days would Saanvi take alone?
  17. 17.Aarav can finish a job in 6 days and Aditya in 28 days. Aarav works alone for 3 days and then stops. Aditya finishes the rest. How many days does Aditya take?
  18. 18.Manav can finish a job in 13 days and Aarav in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  19. 19.Tara can finish a job in 8 days and Diya in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  20. 20.Nisha works twice as fast as Ananya. Together they finish a job in 11 days. How many days would Ananya take alone?
  21. 21.Dev works three times as fast as Aarav. Together they finish a job in 5 days. How many days would Aarav take alone?
  22. 22.Isha can finish a job in 19 days and Rohan in 9 days. What fraction of the job do they finish if they work together for 3 days? =
  23. 23.Pooja works twice as fast as Ananya. Together they finish a job in 4 days. How many days would Ananya take alone?
  24. 24.Aarav can finish a job in 20 days and Diya in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  25. 25.Rahul works twice as fast as Farhan. Together they finish a job in 7 days. How many days would Farhan take alone?
  26. 26.Nisha can finish a job in 12 days and Kavya in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  27. 27.Rohan works three times as fast as Saanvi. Together they finish a job in 4 days. How many days would Saanvi take alone?
  28. 28.Isha can finish a job in 18 days and Priya in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  29. 29.Vivaan can finish a job in 15 days and Saanvi in 11 days. What fraction of the job do they finish if they work together for 3 days? =
  30. 30.Diya works twice as fast as Ishaan. Together they finish a job in 10 days. How many days would Ishaan take alone?
  31. 31.Aarav can finish a job in 6 days and Arjun in 20 days. What fraction of the job do they finish if they work together for 3 days? =
  32. 32.Vivaan works twice as fast as Aarav. Together they finish a job in 2 days. How many days would Aarav take alone?
  33. 33.Karan can finish a job in 18 days and Aditya in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  34. 34.Karan can finish a job in 6 days and Aarav in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  35. 35.Vivaan can finish a job in 4 days and Manav in 28 days. Vivaan works alone for 3 days and then stops. Manav finishes the rest. How many days does Manav take?
  36. 36.Karan can finish a job in 13 days and Ananya in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  37. 37.Aarav can finish a job in 9 days and Tara in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  38. 38.Rohan can finish a job in 5 days and Diya in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  39. 39.Pooja works three times as fast as Ishaan. Together they finish a job in 7 days. How many days would Ishaan take alone?
  40. 40.Meera and Rohan together finish a job in 8 days. Meera alone takes 10 days. How many days would Rohan take alone?

Answer key

  1. 4
  2. 114/25
  3. 30
  4. 27
  5. 21
  6. 6
  7. 182/27
  8. 84/13
  9. 8
  10. 6
  11. 5
  12. 12/35
  13. 29/60
  14. 30
  15. 180/19
  16. 12
  17. 14
  18. 221/30
  19. 24/5
  20. 33
  21. 20
  22. 28/57
  23. 12
  24. 10/3
  25. 21
  26. 60/11
  27. 16
  28. 234/31
  29. 26/55
  30. 30
  31. 13/20
  32. 6
  33. 18/7
  34. 9/2
  35. 7
  36. 65/18
  37. 18/11
  38. 20/9
  39. 28
  40. 40

Free quantitative aptitude lessons, practice and worksheets at talentjr.in/quantitative-aptitude