If the sphere shown above has a radius of 12 units, then what is the volume of the sphere?

2,304 cubic units
2,880 cubic units
576 cubic units
1,152 cubic unit
there is a pi sign after each number

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.