Elisa and simone signed an agreement to list simone's house for sale. after the contract was signed, simone lost her job, and her father, george, offered to simone out by paying elisa's commission. the buyer's agent, carl, also reduced his commission by a quarter percent to simone out. who is elisa's client?

When a company produces and sells x thousand units per week, its total weekly profit is p thousand dollars, where upper p equals startfraction 800 x over 100 plus x squared endfraction . the production level at t weeks from the present is x equals 4 plus 2 t. find the marginal profit, startfraction dp over dx endfraction and the time rate of change of profit, startfraction dp over dt endfraction . how fast (with respect of time) are profits changing when tequals8?