Final Answer:
1. The fraction of female workers in the company is
.
Step-by-step explanation:
The ratio of female to male workers is given as 1:4.5. To find the fraction of female workers, we need to consider the part representing females in the total ratio. In this case, the fraction representing females is
, which simplifies to
. Further simplification results in
which represents the fraction of female workers in the company.
3. Calculation and Interpretation:
The ratio 1:4.5 implies that for every 1 part female, there are 4.5 parts male, making a total of 5.5 parts. The fraction
is obtained by taking the reciprocal of 5.5. Therefore,
is the fraction of the workers in the company that are female. This can be expressed as 20% of the total workforce being female.