Time and Work Worksheet

Quantitative aptitude lesson 19: Time and work · Set 400 · 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.Karan can finish a job in 6 days and Ananya in 7 days. What fraction of the job do they finish if they work together for 3 days? =
2. 2.Arjun can finish a job in 10 days and Pooja in 20 days. What fraction of the job do they finish if they work together for 1 day? =
3. 3.Karan can finish a job in 4 days and Sneha in 3 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
4. 4.Rohan and Pooja together finish a job in 21 days. Rohan alone takes 28 days. How many days would Pooja take alone?
5. 5.Aarav can finish a job in 6 days and Karan in 4 days. Aarav works alone for 3 days and then stops. Karan finishes the rest. How many days does Karan take?
6. 6.Ananya can finish a job in 5 days and Pooja in 19 days. What fraction of the job do they finish if they work together for 1 day? =
7. 7.Kavya can finish a job in 10 days and Isha in 14 days. What fraction of the job do they finish if they work together for 2 days? =
8. 8.Nisha can finish a job in 18 days and Kabir in 9 days. What fraction of the job do they finish if they work together for 2 days? =
9. 9.Kabir can finish a job in 18 days and Aditya in 12 days. What fraction of the job do they finish if they work together for 3 days? =
10. 10.Pooja can finish a job in 15 days and Ishaan in 6 days. Pooja works alone for 5 days and then stops. Ishaan finishes the rest. How many days does Ishaan take?
11. 11.Priya works three times as fast as Ishaan. Together they finish a job in 10 days. How many days would Ishaan take alone?
12. 12.Sneha can finish a job in 4 days and Arjun in 14 days. Sneha works alone for 2 days and then stops. Arjun finishes the rest. How many days does Arjun take?
13. 13.Manav can finish a job in 20 days and Meera in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
14. 14.Rahul works three times as fast as Vivaan. Together they finish a job in 3 days. How many days would Vivaan take alone?
15. 15.Vivaan and Farhan together finish a job in 3 days. Vivaan alone takes 4 days. How many days would Farhan take alone?
16. 16.Saanvi can finish a job in 20 days and Ananya in 4 days. What fraction of the job do they finish if they work together for 3 days? =
17. 17.Manav can finish a job in 14 days and Nisha in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
18. 18.Meera can finish a job in 10 days and Ananya in 20 days. Meera works alone for 1 day and then stops. Ananya finishes the rest. How many days does Ananya take?
19. 19.Saanvi can finish a job in 28 days and Priya in 4 days. Saanvi works alone for 14 days and then stops. Priya finishes the rest. How many days does Priya take?
20. 20.Sneha can finish a job in 15 days and Tara in 10 days. Sneha works alone for 12 days and then stops. Tara finishes the rest. How many days does Tara take?
21. 21.Tara works twice as fast as Rohan. Together they finish a job in 11 days. How many days would Rohan take alone?
22. 22.Aditya can finish a job in 19 days and Nisha in 17 days. What fraction of the job do they finish if they work together for 2 days? =
23. 23.Nisha can finish a job in 3 days and Pooja in 8 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
24. 24.Tara can finish a job in 7 days and Arjun in 20 days. What fraction of the job do they finish if they work together for 1 day? =
25. 25.Rohan can finish a job in 4 days and Meera in 16 days. Rohan works alone for 3 days and then stops. Meera finishes the rest. How many days does Meera take?
26. 26.Sneha and Arjun together finish a job in 12 days. Sneha alone takes 24 days. How many days would Arjun take alone?
27. 27.Meera can finish a job in 12 days and Tara in 15 days. What fraction of the job do they finish if they work together for 1 day? =
28. 28.Vivaan can finish a job in 4 days and Pooja in 14 days. Vivaan works alone for 2 days and then stops. Pooja finishes the rest. How many days does Pooja take?
29. 29.Meera can finish a job in 18 days and Manav in 16 days. What fraction of the job do they finish if they work together for 3 days? =
30. 30.Priya can finish a job in 4 days and Pooja in 18 days. Priya works alone for 2 days and then stops. Pooja finishes the rest. How many days does Pooja take?
31. 31.Saanvi can finish a job in 5 days and Vivaan in 7 days. What fraction of the job do they finish if they work together for 2 days? =
32. 32.Kabir and Sneha together finish a job in 9 days. Kabir alone takes 10 days. How many days would Sneha take alone?
33. 33.Saanvi can finish a job in 12 days and Sneha in 20 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
34. 34.Ananya can finish a job in 4 days and Kabir in 15 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
35. 35.Tara works three times as fast as Ananya. Together they finish a job in 9 days. How many days would Ananya take alone?
36. 36.Isha and Saanvi together finish a job in 10 days. Isha alone takes 20 days. How many days would Saanvi take alone?
37. 37.Diya works three times as fast as Zoya. Together they finish a job in 6 days. How many days would Zoya take alone?
38. 38.Meera can finish a job in 17 days and Saanvi in 9 days. How many days will they take working together? Give a fraction if the answer is not a whole number. =
39. 39.Farhan works twice as fast as Vivaan. Together they finish a job in 7 days. How many days would Vivaan take alone?
40. 40.Rohan and Arjun together finish a job in 4 days. Rohan alone takes 8 days. How many days would Arjun take alone?

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