A prism has a rectangular base with dimensions 4m by 6m, and a height of 9m. What is the total surface area of a cube that is equivalent to this prism?

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?