Need help on this ..pls

How many square feet of out door carpet will we need for this hole? 8ft 3ft 12ft 4ft

An 18% discount on a watch saved a shopper $72. find the price of the watch before the discount

Me its important ! marge runs an ice cream parlor. her speciality is triple chocolate sundaes.she can prepare 1 sundae every 2 minutes, and she earns $1.20 for each sundae she makes . if she just makes sundaes for a single shift of at most 4 hours and at least 2 hours , which function relates her earnings to the number of minutes she works?