Steve and Steph feel that they make and have plenty of money to send their two children to the best university available; therefore, they rejected their banker’s suggestion to open college savings plans. Which of the following reasons should persuade them to invest in a college savings plan?

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?