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1. |
In manufacturing company, the number of employees in unit A is 40, the mean is USD $6400 and the number of employees in unit B is 30 with the mean of Rs. 5500 then the combined arithmetic mean is |
A. | 9500 |
B. | 8000 |
C. | 7014.29 |
D. | 6014.29 |
Answer» E. | |