At a certain company the average (arithmetic mean) number of years of – McqOptions

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1.	At a certain company the average (arithmetic mean) number of years of experience is 9.8 years for the male employees and 9.1 years for the female employees, if there are 52 male employees in the company and average number of years of experience for the company's male and female employees combined is 9.3 years, then find the number of female employees in this company.
A.	110
B.	120
C.	130
D.	140
Answer» D. 140

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