George is making a 8 gallons of tropical trip punch. he has already poured in 1 3/4 gal of pineapple juice and 2 1/2 gal of orange juice. the only other ingredient is 7-up. how much 7-up does george need?

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.