← Time and work lesson New set →

Time and Work Worksheet

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

Answer key

  1. 182/27
  2. 17/144
  3. 8
  4. 33/136
  5. 91/20
  6. 3
  7. 69/112
  8. 21
  9. 70/19
  10. 20/9
  11. 13
  12. 4
  13. 6
  14. 19/60
  15. 5/12
  16. 4
  17. 32
  18. 20/3
  19. 6
  20. 21
  21. 3
  22. 6
  23. 25/63
  24. 33
  25. 60/23
  26. 17/35
  27. 40
  28. 10/3
  29. 10
  30. 63/68
  31. 8
  32. 18
  33. 13
  34. 6
  35. 20/9
  36. 2
  37. 3
  38. 2
  39. 32
  40. 5

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