Silver Meal A component part has the following Time-Phased Net Requirements (TPNR) of a ten-period planning horizon. Assume a setup cost = $150 and inventory holding cost per part per period = $0.60. Period 1 2 3 4 5 6 7 8 9 10 TPNR 24 48 24 12 42 108 48 18 24 48 Find the Planned Order Releases (POR) and Total Inventory Cost, holding and set up, for the Silver Meal heuristic method..