Stylpen manufactures two models, Standard and Premium. Weekly demand is estimated to be 100 units of the Standard Model and 72 units of the Premium Model. The following per unit data applic Contribution margin per unit Number of machine-hours required Standard $24 Premium $30 3 5 If there are 495 machine-hours available per week, how many units of each model should ShyPen produce to maximize profits? O 100 units of Standard and 72 units of Premium O45 units of Standard and 72 units of Premium O 100 units of Standard and 39 units of Premium 083 units of Standard and 50 units of Premium