12. Professional athletes are some of the highest paid people in the world. The average major league baseball players salary has climbed from $2,632,000 in 2005 to $4.47 million in 2017. (Source: www.sportsline.com and www.usatoday.com). a. Calculate the linear rate for the information given. Be sure to label your answer appropriately. b. Assuming that the data will remain constant, write a linear equation that will predict salaries for years between 2005 and 2030. c. State the average professional baseball players salary in 2030 using the equation in part (b).