Work and Time (SSC)

Total Questions: 50

41. A , B and C can finish a task in 42 days, 84 days and 28 days, respectively. A started the work. B joined him after 3 days. If C joined them after 5 days from the beginning, then for how many days did A work till the completion of the task? [SSC CHSL 02/07/2019 (Afternoon)]

Correct Answer: (c) 17
Solution:

42. A earns Rs 180 per hour and works for 7 hours per day. B earns Rs. 160 per hour and works for 5 hours per day. what is the ratio of per day wages of A and B? [SSC CGL 13/06/2019 (Evening)]

Correct Answer: (d) 63 : 40
Solution:

43. 3 men, 4 women and 6 boys together can complete a work in 6 days. A woman does triple the work a man does and a boy does half the work a man does. How many women alone will be able to complete this work in 4 days ? [SSC CGL 13/06/2019 (Evening)]

Correct Answer: (a) 9
Solution:

44. A is 40% more efficient than B and C is 20% less efficient than B. Working together, they can finish a work in 5 days. In how many days, will A alone complete 70% of the work ? [SSC CGL 10/06/2019 (Afternoon)]

Correct Answer: (d) 8
Solution:

45. To do a certain work , A and B work on alternate days, with B beginning the work on the first day. A can finish the work alone in 48 days. If the work gets completed in 11⅓ days, then B alone can finish 4 times the same work in : [SSC CGL 07/06/2019 (Afternoon)]

Correct Answer: (c) 27 days
Solution:



46. A can do a work in 20 days, while B can do the same work in 25 days. They started the work jointly. Few days later C also joined them and thus all of them completed the whole work in 10 days. All of them were paid a total of Rs. 700. What is the share of C? [SSC CPO 16/03/2019 (Evening)]

Correct Answer: (d) 70
Solution:

47. 36 persons working 8 hours a day can do 3 units of work in 12 days. How many persons are required to do 5 units of that work in 16 days, if they work for 6 hours a day? [SSC CPO 12/03/2019 (Evening)]

Correct Answer: (c) 60
Solution:

48. Ratnesh and Vineet worked on alternate days, starting with Ratnesh. The entire work got completed in 54¾ days. If Ratnesh alone can finish the work in 48 days, then in how many days can Vineet alone do the work? [SSC CHSL Tier II (18/11/2024)]

Correct Answer: (a) 64
Solution:


49. In a company, if 40 workers can make 50 bags in 4 days, then how many bags will 24 workers make in 8 days ? [SSC MTS 09/10/2024 (Morning)]

Correct Answer: (a) 60
Solution:

50. A group of 9 people can survive on ₹8,100 for 30 days. How long can a group of 7 people survive on ₹8,400 ? [SSC MTS 14/10/2024 (Evening)]

Correct Answer: (c) 40 days
Solution: