Calculate the Schedule Receipt, On Hand and Planned Order Release values for Week 8 in the MRP worksheet below: On Hand = 1,500 Lead Time = 4 weeks Lot Size = 250 Week 1 2 3 4 5 6 7 8 9 10 Gross Requirements 75 125 175 40 320 210 150 90 150 25 Schedule Receipt On Hand 1,500 Planned Order Release