Sixty-for men working 8 hrs a day plan to complete a piece of work in 9 days. However, 5 days later they found that they had completed only 40% of the work. They now wanted to finish the remaining portion of the work in 4 more days. How many hours per day should they need to work in order to achieve the target?
- a)11
- b)12
- c)13
- d)15
Correct answer is option 'A'. Can you explain this answer?
Related Test
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Mn M Wonder Series
Jan 19, 2021 |
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► 40% work in 40h → 60% work in 60h.
► Hence, working hours = 60 / 4 = 15 h
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Ravi Shankar
3 days ago |
64*8*5 / .4 = 64*8*x / .6 this where x is the hours per day they should work in order to finish the remaining work.
Thus option d 15 hrs is the right answer.
Thus option d 15 hrs is the right answer.
40% work in 40h → 60% work in 60h. Hence, working hours = 60 / 4 = 15 h
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40% work in 40h → 60% work in 60h. Hence, working hours = 60 / 4 = 15 h
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