i need the answers of the cases 2 to 5 using FIFO

Please answer case 2 to 5. Stage of Completion 75% In Process Beginning Started In Process End Transferred Out Quantity 10,000 70,000 ? 75,000 40% Using FIFO Case 1: Costs are evenly applied. Case 2: Materials are added at the beginning Case 3: Materials are added at the end Case 4: Materials are added 50% at the start 50%, and the remaining 50% is Case 5: added evenly throughout the process