3. Owen’s parents were planning a big birthday party for him.
(a) His parents spent $2.49 on each of 6 goodie bags. How much did they spend on goodie bags? Show your work.

(b) They spent $147.90 to rent a bounce house for 8.5 hours. How much is the hourly rate for the bounce house? Show your work.

(c) If the parents spent a total of $183.53 on the party, how much did they spend on party supplies other than the goodie bags and the bounce house? Show your work.

Also please, please, PLEASE, explain (b) well.