HELP SOLVE PLZ$-$

MicroMem is a$$ fast$-$growing manufacturer of computer chips. Direct materials are added at the start of the production process. Conversion costs are added evenly during the process. Some units of this product are spoiled as a result of defects not detectable before inspection of finished goods. Spoiled units are disposed of at zero net disposal value. MicroMem uses the FIFO method of process costing. Summary data and$$ weighted$-$average data for September $2020$ are as$$ follows: