Answer:
e=4/100s+200
Explanation:
The commission earned in a week is a function or a percentage of the sales. Given that the relationship is in percentage, it means that the commission is the percentage given multiplied by the weekly sales. The sum of the result and $200 earned for the week gives the weekly earning.
Hence if the weekly sales is s,
commission = 4% × s = (4/100)s
Weekly earnings e,
= 200 + (4/100)s (in $)