Can someone help me with this?

Find the sum of the measure of the interior angles of a polygon of 9 sides ; of 32 sides

If you measured the width of a window in inches and then in feet with measurement would you have the greater number of units

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.