On a shopping trip, melanie decided to buy a light blue coat made from woven fabric. a tag on the coat stated that the price was $79.95. when she brought the coat to the store's sales clerk, melanie was told that the coat was on sale, and she would pay 20% less than the price on the tag. after the discount was applied, melanie paid $63.36, $15.99 less than the original price. the value of melanie's consumer surplus from this purchase is what?

Owns a machine that can produce two specialized products. production time for product tlx is two units per hour and for product mtv is four units per hour. the machine’s capacity is 2,100 hours per year. both products are sold to a single customer who has agreed to buy all of the company’s output up to a maximum of 3,570 units of product tlx and 1,610 units of product mtv. selling prices and variable costs per unit to produce the products follow. product tlx product mtv selling price per unit $ 11.50 $ 6.90 variable costs per unit 3.45 4.14 determine the company's most profitable sales mix and the contribution margin that results from that sales mix.