Adam bought a box of fruit that weighed 6 3/8 kilograms. if he bought a second box that weighed 7 2/5 kilograms, what is the combined weight of both boxes?

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.