1.

The mean wage of 150 labourers working in a factory running three shifts with 60, 40 and 50 labourers is Rs 114.00. The mean wage of 60 labourers working in the first shift is Rs 121.50 and that of 40 labourers working in the second shift is Rs 107.75, then the mean wage of those working in the third shift is

Answer»

RS 110
Rs 100
Rs120
Rs 115.75

ANSWER :A


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