University students were surveyed randomly in their opinion regarding a recent tuition increase. the minimum age required with 18 the maximum age is 45. use the range rule of thumb to estimate the standard deviation of the ages.

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.