← Time and work lesson New set →

Time and Work Worksheet

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

Answer key

  1. 34/285
  2. 21/55
  3. 228/31
  4. 3
  5. 15/16
  6. 24
  7. 56/15
  8. 48
  9. 36/11
  10. 12
  11. 171/28
  12. 12
  13. 15/2
  14. 30
  15. 33
  16. 30/13
  17. 70/17
  18. 51/20
  19. 6
  20. 25
  21. 90
  22. 8/5
  23. 144/25
  24. 20/7
  25. 72
  26. 6
  27. 30
  28. 20
  29. 11/30
  30. 35
  31. 19/28
  32. 56
  33. 143/24
  34. 3
  35. 6
  36. 69/130
  37. 11
  38. 28/9
  39. 28/11
  40. 29/104

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