Percentage
Let the number of males and females be x and y respectively. Total salary of all employees = Rs.5,000 (x+y). Total salary of males = Rs.5,200x and that of females = Rs.4,200y. Therefore, 5,200x + 4,200y=5,000 (x+y), which gives x/y=4/1, i.e., x:y=4:1.
Hence percentage of females is 20%
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