On January 1, Innovative Solutions, Inc., issued $150,000 in bonds at face value. The bonds have a stated interest rate of 6 percent. The bonds mature in 10 years and pay interest once per year on December 31. Required:
Write down the required journal entries to record the bond issuance, interest payment on December 31, early retirement of the bonds.

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?