Hojnik Inc produces part ABC used in several of its engine models. Monthly production costs for 1,000 units are as follows: Direct materials Direct labour $42,000 10,500 Variable overhead costs 32,500 Fixed overhead costs 18,000 Total costs $103,000 It is estimated that 6% of the fixed overhead costs assigned to ABC will no longer be incurred if the company purchases ABC from the outside supplier. Hojnik Inc. has the option of purchasing the part from an outside supplier at $94.75 per unit. If Hojnik Inc. purchases 1,000 ABC parts from the outside supplier per month, then its monthly operating income will the nearest cent.) (Round any intermediary calculations and your final answer to decrease by $21,330 increase by $21,330 increase by $8,670 decrease by $8,670