Please explain one by one with EXCEL SHEET. it will help me a lot. Tonight is due date. please help me. Thank you.

1&2 picture : Question

3 picture : Need to answer. please help me.

P5-9 Change in unit cost from prior department and valuation of inventory Pasquale Products Co. has two departments: Mixing and Cooking At the beginning of the month, Cooking had 4,000 units in process with costs of $8,600 from Mixing, and its own departmental costs of $500 for materials, $1,000 for labor, and $2,500 for factory over- head. During the month, 10,000 units were received from Mixing with a cost of $25,000. Cooking incurred costs of $4,250 for mate- rials, $8,500 for labor, and $21,250 for factory overhead, and fin- ished 12,000 units. At the end of the month, there were 2,000 units in process, one-half completed. ?07 Required 1. Determine the unit cost for the month in Cooking. 2. Determine the new average unit cost for all units received from Mixing