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Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 114 · 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.Kavya can finish a job in 4 days and Ishaan in 20 days. Kavya works alone for 3 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
  2. 2.Isha and Meera together finish a job in 3 days. Isha alone takes 6 days. How many days would Meera take alone?
  3. 3.Ishaan can finish a job in 21 days and Arjun in 18 days. Ishaan works alone for 7 days and then stops. Arjun finishes the rest. How many days does Arjun take?
  4. 4.Isha can finish a job in 10 days and Karan in 6 days. Isha works alone for 5 days and then stops. Karan finishes the rest. How many days does Karan take?
  5. 5.Rahul can finish a job in 12 days and Aditya in 28 days. Rahul works alone for 3 days and then stops. Aditya finishes the rest. How many days does Aditya take?
  6. 6.Vivaan works three times as fast as Sneha. Together they finish a job in 3 days. How many days would Sneha take alone?
  7. 7.Aarav can finish a job in 5 days and Karan in 10 days. Aarav works alone for 2 days and then stops. Karan finishes the rest. How many days does Karan take?
  8. 8.Saanvi works three times as fast as Manav. Together they finish a job in 8 days. How many days would Manav take alone?
  9. 9.Farhan can finish a job in 18 days and Rahul in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  10. 10.Kavya and Pooja together finish a job in 4 days. Kavya alone takes 12 days. How many days would Pooja take alone?
  11. 11.Kabir works twice as fast as Meera. Together they finish a job in 12 days. How many days would Meera take alone?
  12. 12.Dev can finish a job in 12 days and Tara in 16 days. What fraction of the job do they finish if they work together for 1 day? =
  13. 13.Vivaan works twice as fast as Nisha. Together they finish a job in 3 days. How many days would Nisha take alone?
  14. 14.Diya can finish a job in 13 days and Meera in 16 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  15. 15.Manav can finish a job in 14 days and Tara in 7 days. Manav works alone for 4 days and then stops. Tara finishes the rest. How many days does Tara take?
  16. 16.Diya can finish a job in 5 days and Aditya in 15 days. Diya works alone for 3 days and then stops. Aditya finishes the rest. How many days does Aditya take?
  17. 17.Karan works three times as fast as Vivaan. Together they finish a job in 10 days. How many days would Vivaan take alone?
  18. 18.Meera can finish a job in 11 days and Kavya in 22 days. Meera works alone for 3 days and then stops. Kavya finishes the rest. How many days does Kavya take?
  19. 19.Nisha and Sneha together finish a job in 2 days. Nisha alone takes 6 days. How many days would Sneha take alone?
  20. 20.Pooja can finish a job in 7 days and Rohan in 17 days. What fraction of the job do they finish if they work together for 1 day? =
  21. 21.Nisha and Dev together finish a job in 3 days. Nisha alone takes 4 days. How many days would Dev take alone?
  22. 22.Isha can finish a job in 13 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. =
  23. 23.Vivaan can finish a job in 6 days and Nisha in 8 days. Vivaan works alone for 3 days and then stops. Nisha finishes the rest. How many days does Nisha take?
  24. 24.Karan can finish a job in 6 days and Isha in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  25. 25.Aarav can finish a job in 8 days and Ananya in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  26. 26.Aarav works three times as fast as Saanvi. Together they finish a job in 11 days. How many days would Saanvi take alone?
  27. 27.Manav can finish a job in 13 days and Kavya in 12 days. What fraction of the job do they finish if they work together for 2 days? =
  28. 28.Nisha and Diya together finish a job in 2 days. Nisha alone takes 4 days. How many days would Diya take alone?
  29. 29.Karan and Kabir together finish a job in 12 days. Karan alone takes 15 days. How many days would Kabir take alone?
  30. 30.Tara can finish a job in 8 days and Pooja in 16 days. Tara works alone for 5 days and then stops. Pooja finishes the rest. How many days does Pooja take?
  31. 31.Manav and Aditya together finish a job in 6 days. Manav alone takes 7 days. How many days would Aditya take alone?
  32. 32.Rahul can finish a job in 21 days and Tara in 7 days. Rahul works alone for 3 days and then stops. Tara finishes the rest. How many days does Tara take?
  33. 33.Ishaan works three times as fast as Kavya. Together they finish a job in 11 days. How many days would Kavya take alone?
  34. 34.Meera can finish a job in 18 days and Tara in 9 days. What fraction of the job do they finish if they work together for 3 days? =
  35. 35.Meera can finish a job in 20 days and Kavya in 25 days. Meera works alone for 8 days and then stops. Kavya finishes the rest. How many days does Kavya take?
  36. 36.Isha works twice as fast as Kavya. Together they finish a job in 12 days. How many days would Kavya take alone?
  37. 37.Aarav can finish a job in 11 days and Tara in 17 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  38. 38.Arjun can finish a job in 5 days and Isha in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
  39. 39.Aditya and Kavya together finish a job in 12 days. Aditya alone takes 16 days. How many days would Kavya take alone?
  40. 40.Aarav works twice as fast as Farhan. Together they finish a job in 2 days. How many days would Farhan take alone?

Answer key

  1. 5
  2. 6
  3. 12
  4. 3
  5. 21
  6. 12
  7. 6
  8. 32
  9. 306/35
  10. 6
  11. 36
  12. 7/48
  13. 9
  14. 208/29
  15. 5
  16. 6
  17. 40
  18. 16
  19. 3
  20. 24/119
  21. 12
  22. 247/32
  23. 4
  24. 30/7
  25. 24/11
  26. 44
  27. 25/78
  28. 4
  29. 60
  30. 6
  31. 42
  32. 6
  33. 44
  34. 1/2
  35. 15
  36. 36
  37. 187/28
  38. 10/7
  39. 48
  40. 6

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