<u>Answer:</u>
The weekly pay of Joel is
<u>Solution:</u>
Given,
The normal weekly pay for an adult of age 21 and above is
Joel, the service assistant is 19 years old so, he comes into the junior category.
given that the wage rate of a junior employee is based on the specified percentage of the adult rate.
The percentage for 19 and under 20 years is 80.
can be written as
Therefore, the weekly wage of Joel is
So, the weekly wage for employees of 19 and under 29 years is