Sage Company is operating at 90% of capacity and is currently purchasing a part used in its manufacturing corticost 300 per. Therefore the part is $20.00, including fixed costs, ono $9.00 not including red costs. 1731530 units of the parte normally or uning the Dutch unused capacity, the amount of differentia co increase or decrease from making the part rather than purchasing te a 12.120 cost decrease D5125120 coince oc 1720.750 con intervine d109 Stecca