Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 137 · 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.Arjun works three times as fast as Pooja. Together they finish a job in 10 days. How many days would Pooja take alone?
2. 2.Sneha works twice as fast as Tara. Together they finish a job in 2 days. How many days would Tara take alone?
3. 3.Ishaan can finish a job in 9 days and Pooja in 6 days. Ishaan works alone for 3 days and then stops. Pooja finishes the rest. How many days does Pooja take?
4. 4.Tara can finish a job in 12 days and Saanvi in 19 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
5. 5.Kavya can finish a job in 18 days and Saanvi in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
6. 6.Zoya works three times as fast as Aarav. Together they finish a job in 11 days. How many days would Aarav take alone?
7. 7.Kabir can finish a job in 15 days and Dev in 19 days. What fraction of the job do they finish if they work together for 2 days? =
8. 8.Ishaan works twice as fast as Aditya. Together they finish a job in 6 days. How many days would Aditya take alone?
9. 9.Rohan works twice as fast as Ananya. Together they finish a job in 9 days. How many days would Ananya take alone?
10. 10.Rahul can finish a job in 2 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. =
11. 11.Karan can finish a job in 9 days and Dev in 4 days. What fraction of the job do they finish if they work together for 1 day? =
12. 12.Sneha and Arjun together finish a job in 8 days. Sneha alone takes 24 days. How many days would Arjun take alone?
13. 13.Zoya can finish a job in 7 days and Dev in 20 days. What fraction of the job do they finish if they work together for 3 days? =
14. 14.Saanvi can finish a job in 6 days and Meera in 15 days. What fraction of the job do they finish if they work together for 3 days? =
15. 15.Ishaan and Rahul together finish a job in 2 days. Ishaan alone takes 3 days. How many days would Rahul take alone?
16. 16.Farhan can finish a job in 12 days and Ananya in 6 days. Farhan works alone for 2 days and then stops. Ananya finishes the rest. How many days does Ananya take?
17. 17.Dev can finish a job in 8 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. =
18. 18.Vivaan and Ananya together finish a job in 2 days. Vivaan alone takes 3 days. How many days would Ananya take alone?
19. 19.Aarav and Arjun together finish a job in 18 days. Aarav alone takes 27 days. How many days would Arjun take alone?
20. 20.Isha works three times as fast as Kabir. Together they finish a job in 9 days. How many days would Kabir take alone?
21. 21.Ananya can finish a job in 5 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. =
22. 22.Isha can finish a job in 13 days and Aditya in 18 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
23. 23.Diya can finish a job in 13 days and Rohan in 14 days. What fraction of the job do they finish if they work together for 1 day? =
24. 24.Dev works twice as fast as Tara. Together they finish a job in 4 days. How many days would Tara take alone?
25. 25.Sneha can finish a job in 10 days and Diya in 13 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
26. 26.Saanvi can finish a job in 20 days and Nisha in 8 days. What fraction of the job do they finish if they work together for 1 day? =
27. 27.Saanvi works twice as fast as Nisha. Together they finish a job in 6 days. How many days would Nisha take alone?
28. 28.Farhan and Meera together finish a job in 8 days. Farhan alone takes 12 days. How many days would Meera take alone?
29. 29.Priya can finish a job in 6 days and Aarav in 30 days. Priya works alone for 2 days and then stops. Aarav finishes the rest. How many days does Aarav take?
30. 30.Karan can finish a job in 10 days and Arjun in 17 days. What fraction of the job do they finish if they work together for 2 days? =
31. 31.Ananya can finish a job in 11 days and Aarav in 6 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
32. 32.Rahul can finish a job in 4 days and Rohan in 20 days. Rahul works alone for 3 days and then stops. Rohan finishes the rest. How many days does Rohan take?
33. 33.Vivaan works twice as fast as Rohan. Together they finish a job in 9 days. How many days would Rohan take alone?
34. 34.Meera can finish a job in 17 days and Rahul in 8 days. What fraction of the job do they finish if they work together for 2 days? =
35. 35.Saanvi can finish a job in 20 days and Priya in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
36. 36.Aditya can finish a job in 10 days and Sneha in 9 days. What fraction of the job do they finish if they work together for 2 days? =
37. 37.Sneha works twice as fast as Diya. Together they finish a job in 12 days. How many days would Diya take alone?
38. 38.Sneha works three times as fast as Saanvi. Together they finish a job in 4 days. How many days would Saanvi take alone?
39. 39.Priya can finish a job in 7 days and Dev in 21 days. Priya works alone for 3 days and then stops. Dev finishes the rest. How many days does Dev take?
40. 40.Vivaan can finish a job in 20 days and Aarav in 9 days. What fraction of the job do they finish if they work together for 2 days? =

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