Suppose, at a given point in time, Sally's Smoothie Shack operates in a perfectly competitive market and is producing its profit-maximizing level of output. Suppose further that at this level of production its average fixed cost of producing a smoothie is $1.30, average variable cost is $2.50, and marginal cost is $3.60. At this moment Sally is earning economic profits. Over time, everything else held constant, the number of firms selling smoothies will .

Which statement below best describes george waring's approach to solving the problems of water-borne illness? a. waring is going with his "gut," because he believes that instincts and emotions are the best guides for action. b. waring efficiently and thoroughly lays out the case for why the problems are too large and overwhelming to be solved: people should just move out of cities back to their farms. c. waring has gathered the testimonies of people who live in densely populated areas in order to learn how they themselves have solved their problems. d. waring exhibits the industrial age's increased respect for and reliance on science and the scientific method.

Compute the cost of not taking the following cash discounts. (use a 360-day year. do not round intermediate calculations. input your final answers as a percent rounded to 2 decimal places.)

Which plan offers a tax-free education?