Given : The Sale person has to pay a Commission of 3.1% of his Monthly Sales
Given : For August Month , The Sale person sold $180,000 worth of Books
⇒ The Commission the sale person has to pay is = 3.1% of 180,000
⇒

⇒ 3.1 × 1800 = 5580
⇒ The Amount of Commission for August Month is $5580