Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 457 · 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.Nisha and Karan together finish a job in 2 days. Nisha alone takes 4 days. How many days would Karan take alone?
2. 2.Dev and Arjun together finish a job in 7 days. Dev alone takes 8 days. How many days would Arjun take alone?
3. 3.Kavya works three times as fast as Tara. Together they finish a job in 11 days. How many days would Tara take alone?
4. 4.Nisha can finish a job in 6 days and Ananya in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
5. 5.Diya and Ishaan together finish a job in 2 days. Diya alone takes 3 days. How many days would Ishaan take alone?
6. 6.Isha works three times as fast as Pooja. Together they finish a job in 9 days. How many days would Pooja take alone?
7. 7.Meera and Kabir together finish a job in 2 days. Meera alone takes 3 days. How many days would Kabir take alone?
8. 8.Meera can finish a job in 4 days and Arjun in 16 days. Meera works alone for 2 days and then stops. Arjun finishes the rest. How many days does Arjun take?
9. 9.Tara can finish a job in 28 days and Karan in 7 days. Tara works alone for 12 days and then stops. Karan finishes the rest. How many days does Karan take?
10. 10.Meera can finish a job in 4 days and Vivaan in 12 days. Meera works alone for 2 days and then stops. Vivaan finishes the rest. How many days does Vivaan take?
11. 11.Manav works three times as fast as Isha. Together they finish a job in 7 days. How many days would Isha take alone?
12. 12.Farhan can finish a job in 15 days and Ananya in 17 days. What fraction of the job do they finish if they work together for 2 days? =
13. 13.Pooja can finish a job in 17 days and Kabir in 2 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
14. 14.Arjun and Meera together finish a job in 5 days. Arjun alone takes 10 days. How many days would Meera take alone?
15. 15.Meera can finish a job in 17 days and Zoya in 7 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
16. 16.Kavya and Rahul together finish a job in 15 days. Kavya alone takes 20 days. How many days would Rahul take alone?
17. 17.Rohan can finish a job in 7 days and Tara in 11 days. What fraction of the job do they finish if they work together for 3 days? =
18. 18.Aditya can finish a job in 6 days and Dev in 9 days. Aditya works alone for 4 days and then stops. Dev finishes the rest. How many days does Dev take?
19. 19.Kabir can finish a job in 18 days and Aarav in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
20. 20.Kabir works twice as fast as Nisha. Together they finish a job in 8 days. How many days would Nisha take alone?
21. 21.Kabir and Rohan together finish a job in 7 days. Kabir alone takes 14 days. How many days would Rohan take alone?
22. 22.Vivaan can finish a job in 8 days and Ishaan in 12 days. What fraction of the job do they finish if they work together for 1 day? =
23. 23.Zoya can finish a job in 9 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. =
24. 24.Kavya can finish a job in 2 days and Priya in 5 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
25. 25.Rohan works three times as fast as Ananya. Together they finish a job in 5 days. How many days would Ananya take alone?
26. 26.Manav can finish a job in 20 days and Farhan in 18 days. What fraction of the job do they finish if they work together for 2 days? =
27. 27.Diya can finish a job in 5 days and Manav in 25 days. Diya works alone for 2 days and then stops. Manav finishes the rest. How many days does Manav take?
28. 28.Aarav can finish a job in 6 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. =
29. 29.Isha works twice as fast as Manav. Together they finish a job in 2 days. How many days would Manav take alone?
30. 30.Priya can finish a job in 20 days and Aditya in 7 days. What fraction of the job do they finish if they work together for 1 day? =
31. 31.Rohan can finish a job in 7 days and Saanvi in 11 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
32. 32.Ananya works three times as fast as Tara. Together they finish a job in 7 days. How many days would Tara take alone?
33. 33.Saanvi can finish a job in 10 days and Karan in 14 days. Saanvi works alone for 5 days and then stops. Karan finishes the rest. How many days does Karan take?
34. 34.Kabir can finish a job in 28 days and Aarav in 14 days. Kabir works alone for 6 days and then stops. Aarav finishes the rest. How many days does Aarav take?
35. 35.Ananya can finish a job in 14 days and Diya in 8 days. What fraction of the job do they finish if they work together for 2 days? =
36. 36.Farhan and Pooja together finish a job in 10 days. Farhan alone takes 15 days. How many days would Pooja take alone?
37. 37.Aditya works three times as fast as Farhan. Together they finish a job in 5 days. How many days would Farhan take alone?
38. 38.Ishaan can finish a job in 4 days and Isha in 12 days. What fraction of the job do they finish if they work together for 2 days? =
39. 39.Kabir works twice as fast as Ishaan. Together they finish a job in 9 days. How many days would Ishaan take alone?
40. 40.Manav can finish a job in 3 days and Aarav in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =

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