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Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 507 · 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.Farhan can finish a job in 9 days and Arjun in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  2. 2.Aarav can finish a job in 5 days and Dev in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  3. 3.Dev can finish a job in 5 days and Kavya in 15 days. Dev works alone for 3 days and then stops. Kavya finishes the rest. How many days does Kavya take?
  4. 4.Kabir can finish a job in 5 days and Arjun in 25 days. Kabir works alone for 1 day and then stops. Arjun finishes the rest. How many days does Arjun take?
  5. 5.Kavya can finish a job in 16 days and Karan in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  6. 6.Diya can finish a job in 7 days and Rahul in 21 days. Diya works alone for 3 days and then stops. Rahul finishes the rest. How many days does Rahul take?
  7. 7.Ishaan can finish a job in 19 days and Kavya in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  8. 8.Aarav and Priya together finish a job in 5 days. Aarav alone takes 10 days. How many days would Priya take alone?
  9. 9.Karan can finish a job in 4 days and Zoya in 12 days. Karan works alone for 1 day and then stops. Zoya finishes the rest. How many days does Zoya take?
  10. 10.Tara can finish a job in 9 days and Saanvi in 27 days. Tara works alone for 1 day and then stops. Saanvi finishes the rest. How many days does Saanvi take?
  11. 11.Priya can finish a job in 21 days and Meera in 28 days. Priya works alone for 6 days and then stops. Meera finishes the rest. How many days does Meera take?
  12. 12.Tara and Saanvi together finish a job in 5 days. Tara alone takes 6 days. How many days would Saanvi take alone?
  13. 13.Aarav can finish a job in 8 days and Zoya in 17 days. What fraction of the job do they finish if they work together for 3 days? =
  14. 14.Farhan can finish a job in 24 days and Rohan in 6 days. Farhan works alone for 8 days and then stops. Rohan finishes the rest. How many days does Rohan take?
  15. 15.Ishaan can finish a job in 18 days and Isha in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  16. 16.Manav can finish a job in 13 days and Priya in 4 days. What fraction of the job do they finish if they work together for 3 days? =
  17. 17.Saanvi can finish a job in 11 days and Pooja in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  18. 18.Ishaan can finish a job in 13 days and Manav in 10 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  19. 19.Saanvi works three times as fast as Rohan. Together they finish a job in 2 days. How many days would Rohan take alone?
  20. 20.Manav can finish a job in 24 days and Ishaan in 12 days. Manav works alone for 8 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
  21. 21.Nisha can finish a job in 12 days and Zoya in 19 days. What fraction of the job do they finish if they work together for 1 day? =
  22. 22.Aditya can finish a job in 14 days and Manav in 21 days. Aditya works alone for 2 days and then stops. Manav finishes the rest. How many days does Manav take?
  23. 23.Diya and Nisha together finish a job in 4 days. Diya alone takes 6 days. How many days would Nisha take alone?
  24. 24.Ishaan can finish a job in 4 days and Rahul in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  25. 25.Karan and Kabir together finish a job in 8 days. Karan alone takes 10 days. How many days would Kabir take alone?
  26. 26.Arjun can finish a job in 12 days and Meera in 17 days. What fraction of the job do they finish if they work together for 1 day? =
  27. 27.Tara can finish a job in 9 days and Manav in 30 days. Tara works alone for 3 days and then stops. Manav finishes the rest. How many days does Manav take?
  28. 28.Diya and Vivaan together finish a job in 2 days. Diya alone takes 4 days. How many days would Vivaan take alone?
  29. 29.Saanvi and Diya together finish a job in 15 days. Saanvi alone takes 20 days. How many days would Diya take alone?
  30. 30.Aarav and Saanvi together finish a job in 4 days. Aarav alone takes 12 days. How many days would Saanvi take alone?
  31. 31.Kabir can finish a job in 6 days and Aarav in 18 days. Kabir works alone for 3 days and then stops. Aarav finishes the rest. How many days does Aarav take?
  32. 32.Saanvi and Aditya together finish a job in 3 days. Saanvi alone takes 4 days. How many days would Aditya take alone?
  33. 33.Isha works three times as fast as Dev. Together they finish a job in 10 days. How many days would Dev take alone?
  34. 34.Rohan can finish a job in 9 days and Pooja in 10 days. What fraction of the job do they finish if they work together for 1 day? =
  35. 35.Diya can finish a job in 12 days and Pooja in 10 days. What fraction of the job do they finish if they work together for 2 days? =
  36. 36.Sneha and Zoya together finish a job in 2 days. Sneha alone takes 3 days. How many days would Zoya take alone?
  37. 37.Nisha can finish a job in 3 days and Manav in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  38. 38.Kavya can finish a job in 14 days and Isha in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  39. 39.Kabir works twice as fast as Meera. Together they finish a job in 10 days. How many days would Meera take alone?
  40. 40.Pooja can finish a job in 15 days and Kabir in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =

Answer key

  1. 171/28
  2. 55/16
  3. 6
  4. 20
  5. 208/29
  6. 12
  7. 171/28
  8. 10
  9. 9
  10. 24
  11. 20
  12. 30
  13. 75/136
  14. 4
  15. 36/5
  16. 51/52
  17. 143/24
  18. 130/23
  19. 8
  20. 8
  21. 31/228
  22. 18
  23. 12
  24. 20/9
  25. 40
  26. 29/204
  27. 20
  28. 4
  29. 60
  30. 6
  31. 9
  32. 12
  33. 40
  34. 19/90
  35. 11/30
  36. 6
  37. 9/4
  38. 63/8
  39. 30
  40. 5/2

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