Helmer's Rockers manufactures two models, Standard and Premium. Weekly demand is estimated to be 110 units of the Standard Model and 75 units of the Premium Model. The following per unit data apply: Standard Premium Contribution margin per unit Number of machine-hours required $20 $18 3 4 If there are 730 machine-hours available per week, how many rockers of each model should Jim Helmer produce to maximize profits? 65 units of Standard and 75 units of Premium 82 units of Standard and 62 units of Premium 110 units of Standard and 41 units of Premium 110 units of Standard and 75 units of Premium