Work and Time (SSC) (Part-2)

Total Questions: 50

21. Akhil can complete a piece of work in 24 days. Shyam can complete the same piece of work in 12 days. If both of them work together, in how many days can they complete the same piece of work ? [SSC CHSL 04/07/2024 (4th Shift)]

Correct Answer: (b) 8 days
Solution:

22. Sobhita can complete a painting work in 20 hours while Saroj can complete the same work in 15 hours. In how much time (in hours) can the entire work of painting be completed, if both Sobhita and Saroj work simultaneously? [SSC CHSL 05/07/2024 (2nd Shift)]

Correct Answer: (c)
Solution:


23. A work can be done by a man and a woman in 12 days and 8 days, respectively. In how many days will the work be done by 6 men and 4 women ? [SSC CHSL 05/07/2024 (3rd Shift)]

Correct Answer: (c) 1
Solution:

24. X and Y can do a job in 18 days; Y and Z can do the same in 24 days. If all the three can finish the job in 12 days, in how many days can X and Z can complete the job? [SSC CHSL 05/07/2024 (4th Shift)]

Correct Answer: (a)
Solution:

25. Rohan takes 10 hours to mow a large lawn. He and Mohan together can mow it in 4 hours. How long will Mohan take to mow the lawn if he works alone? [SSC CHSL 08/07/2024 (2nd Shift)]

Correct Answer: (c)
Solution:

26. R can finish a work in 6 days if he works 10 hours a day. S can finish it in 5 days if he works 8 hours a day. If both start a work and work daily for 6 hours, the work will be finished in _____ days. [SSC CHSL 08/07/2024 (3rd Shift)]

Correct Answer: (b) 4
Solution:

27. Tanvi can do a work in 25 days, and Tai can complete the same work in 30 days. They started the work together for 5 days. How much work is left? [SSC CHSL 08/07/2024 (4th Shift)]

Correct Answer: (d) 19/30
Solution:

28. Rohan can alone finish a work in 12 days and Hari can alone in 16 days. They both work for 3 days and then Rohan left. After that only Hari works and finishes the work. The total work will be completed in: [SSC CHSL 09/07/2024 (1st Shift)]

Correct Answer: (c)
Solution:

29. 30 men working 5 hours a day can do work in 18 days. In how many days will 20 men working 7 hours a day do the same work ? [SSC CHSL 09/07/2024 (2nd Shift)]

Correct Answer: (a)
Solution:

30. If 6 engineers can complete a work in 5 days and 5 skilled workers can complete the same work in 7 days, then the time taken (in days) to complete the same work by 7 engineers and 4 skilled workers will be: [SSC CHSL 09/07/2024 (3rd Shift)]

Correct Answer: (b)
Solution: