Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 449 · 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 can finish a job in 2 days and Arjun in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
2. 2.Kavya and Meera together finish a job in 4 days. Kavya alone takes 6 days. How many days would Meera take alone?
3. 3.Karan works three times as fast as Sneha. Together they finish a job in 10 days. How many days would Sneha take alone?
4. 4.Priya and Diya together finish a job in 4 days. Priya alone takes 8 days. How many days would Diya take alone?
5. 5.Isha works twice as fast as Kabir. Together they finish a job in 10 days. How many days would Kabir take alone?
6. 6.Kabir can finish a job in 20 days and Dev in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
7. 7.Aditya can finish a job in 3 days and Arjun in 12 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
8. 8.Ishaan can finish a job in 19 days and Diya in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
9. 9.Isha can finish a job in 6 days and Dev in 12 days. What fraction of the job do they finish if they work together for 2 days? =
10. 10.Aditya and Manav together finish a job in 6 days. Aditya alone takes 8 days. How many days would Manav take alone?
11. 11.Manav and Nisha together finish a job in 3 days. Manav alone takes 6 days. How many days would Nisha take alone?
12. 12.Diya can finish a job in 7 days and Farhan in 14 days. Diya works alone for 3 days and then stops. Farhan finishes the rest. How many days does Farhan take?
13. 13.Ishaan and Farhan together finish a job in 6 days. Ishaan alone takes 8 days. How many days would Farhan take alone?
14. 14.Priya can finish a job in 18 days and Arjun in 6 days. Priya works alone for 3 days and then stops. Arjun finishes the rest. How many days does Arjun take?
15. 15.Dev can finish a job in 9 days and Meera in 11 days. What fraction of the job do they finish if they work together for 1 day? =
16. 16.Kabir can finish a job in 17 days and Sneha in 14 days. What fraction of the job do they finish if they work together for 1 day? =
17. 17.Saanvi can finish a job in 20 days and Diya in 30 days. Saanvi works alone for 4 days and then stops. Diya finishes the rest. How many days does Diya take?
18. 18.Saanvi can finish a job in 10 days and Karan in 20 days. Saanvi works alone for 2 days and then stops. Karan finishes the rest. How many days does Karan take?
19. 19.Vivaan and Ishaan together finish a job in 2 days. Vivaan alone takes 4 days. How many days would Ishaan take alone?
20. 20.Nisha can finish a job in 8 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. =
21. 21.Ishaan works three times as fast as Farhan. Together they finish a job in 9 days. How many days would Farhan take alone?
22. 22.Arjun and Diya together finish a job in 4 days. Arjun alone takes 5 days. How many days would Diya take alone?
23. 23.Tara can finish a job in 30 days and Saanvi in 15 days. Tara works alone for 2 days and then stops. Saanvi finishes the rest. How many days does Saanvi take?
24. 24.Kabir works three times as fast as Aarav. Together they finish a job in 3 days. How many days would Aarav take alone?
25. 25.Zoya can finish a job in 4 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. =
26. 26.Aarav works three times as fast as Rahul. Together they finish a job in 2 days. How many days would Rahul take alone?
27. 27.Kabir works three times as fast as Vivaan. Together they finish a job in 7 days. How many days would Vivaan take alone?
28. 28.Aditya works twice as fast as Isha. Together they finish a job in 7 days. How many days would Isha take alone?
29. 29.Farhan can finish a job in 27 days and Ananya in 6 days. Farhan works alone for 18 days and then stops. Ananya finishes the rest. How many days does Ananya take?
30. 30.Aarav can finish a job in 9 days and Kabir in 4 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
31. 31.Kavya can finish a job in 12 days and Aditya in 17 days. What fraction of the job do they finish if they work together for 3 days? =
32. 32.Kabir and Vivaan together finish a job in 12 days. Kabir alone takes 28 days. How many days would Vivaan take alone?
33. 33.Kavya can finish a job in 7 days and Diya in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.Aditya can finish a job in 3 days and Pooja in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.Zoya and Arjun together finish a job in 2 days. Zoya alone takes 6 days. How many days would Arjun take alone?
36. 36.Priya can finish a job in 9 days and Sneha in 18 days. Priya works alone for 7 days and then stops. Sneha finishes the rest. How many days does Sneha take?
37. 37.Rahul can finish a job in 11 days and Diya in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
38. 38.Farhan works three times as fast as Pooja. Together they finish a job in 9 days. How many days would Pooja take alone?
39. 39.Priya can finish a job in 4 days and Rohan in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
40. 40.Tara and Ishaan together finish a job in 2 days. Tara alone takes 4 days. How many days would Ishaan take alone?

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