If it costs 50 cents ($0.50) per square foot to paint ceiling, calculate the total cost to paint the following: 1 room 21`X 25` ; 1 room 18`X 18` ; 3 rooms 12`X 15` ; a garage that measures 23` X 28`

If it costs 50 cents ($0.50) per square foot to paint ceiling, calculate the total cost to paint the following: 1 room 21`X 25` ; 1 room 18`X 18` ; 3 rooms 12`X 15` ; a garage that measures 23` X 28`