Select all the correct functions. Identify all the functions that have a greater rate of change than the function represented in the graph. y = 2x + 7 y = 0.5x -5 y = 3x + 12 y = 1.5x - 1 y = 2.5x - 20 y = x + 7

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.