i) Sales Commission. Tito Sanchez receives the weekly salary of $400 at Anderson's Appliances. He also receives the 6% commission on total dollar amount of all of sales he makes. What should his total sales be in week if he is to make the total of $790?
ii) Boat Purchase. Nguyen's bought the boat. If total cost, including the 6% sales tax, was $18,232, find cost of boat before tax.