Tamarisk Productions Limited manufactures and sells three different products of different qualities. They are referred to as: Normal, High, and Superior. The accounting department provides the follmwinn inc. - ation on these products: Determine the contribution margin per machine hour, (Round answers to 2 decimal ploces, eg. 15.25.) If the limited resource can be increased by 700 hours, calculate the maximum increase in contribution margin. Assume that Tamarisk can sell all products manufactured