Discussion

Explanation:

Earnings per day in medium operations for the given options is as follows: 

Employe 2001180 ≡ $\frac{1262.79}{19}$ = Rs. 66.5

Employe 2001165 ≡ $\frac{735.72}{12.07}$ = Rs. 61

Employe 2001170 ≡ $\frac{117.46}{8.5}$ = Rs. 13.8

Employe 2001177 ≡ $\frac{726.19}{19}$ = Rs. 38.2

Hence, option (a).

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