A) 20 days
B) 15 days
C) 10 days
D) 12 days
E) None of these
Correct Answer: A
Solution :
Explanation Option [a] is correct. 6 typists working 5 hours a day can finish the job in 16 days. 1 typist working 1 hour a day can finish the job in \[16\times 5\times 6\] days. 4 typists working 6 hours a day can finish the job in \[\frac{16\times 5\times 6}{6\times 4}=20\,\,days.\]You need to login to perform this action.
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