Last year brian opened an investment account with $5800. at the end of the year, the amount in the account decreased by 28.5%. how much is this decreased in dollars? how much money was in his account at the end of last year

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.