Inez Automotive Discount Store's cost for a case of motor oil is $11.40 and the markup on motor oil is 26 percent of the selling price. If you want to buy a case of
motor oil, what would you expect the selling price to be?

Juanita wade's new car has an msrp of $28,902.11 including title and processing fees. the premier package which includes surround sound and dvd player costs three times the amount of the in-style package which includes leather seats and select wheels. the total cost of her new car was $34,290.08 which included the 6.5% sales tax. find the cost of the premier package to the nearest cent.