Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 70 · 40 questions

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.

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

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