Question
A man completes \(\frac{5}{8}\) of a job in 10 days. At this rate, how many more days will it takes him to finish the job?
Answer: Option B
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Work done = \(\frac{5}{8}\)
Balance work = \(\left(1-\frac{5}{8}\right)=\frac{3}{8}\)
Let the required number of days be x.
Then, \( \frac{5}{8}:\frac{3}{8}=::10:x \Leftrightarrow \frac{5}{8}\times x =\frac{3}{8}\times10\)
x = \(\left(\frac{3}{8}\times10\times\frac{5}{8}\right) \)
x= 6.
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