Number of employees working in four different companies in five different years Years Companies A B C D Male Female Male Female Male Female Male Female 2004 200 400 250 450 350 600 400 450 2005 250 150 400 100 550 350 550 600 20096 400 250 850 400 350 500 650 450 2007 650 400 500 150 650 500 700 600 2008 750 300 600 350 400 300 650 400 What was the average number of female employees working in all the companies together in the year 2004?
A) 475
B) 385
C) 450
D) 300
E) None of these
Correct Answer: A