Time and Work in Aptitude MCQ Quiz (Multiple Choice Questions And Answers)
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26. 5 men and 12 boys finish a piece of work in 4 days, 7 men and 6 boys do it in 5 days. The ratio between the efficiencies of a man and boy is?
- ratio 5:6
- ratio 1:2
- ratio 2:1
- ratio 6:5
27. 9 men and 12 boys finish a job in 12 days, 12 men and 12 boys finish it in 10 days. 10 men and 10 boys shall finish it in how many days?
- 6 days
- 10 days
- 12 days
- 24 days
29. A and B can finish a work in 16 days while A alone can do the same work in 24 days. In how many days B alone will complete the work?
- 24
- 48
- 12
- 40
