The units of Manganese Plus available for sale during the year were as follows: 
There are 15 units of the product in the physical inventory at November 30. The periodic inventory system is used. Determine the inventory cost by (a) FIFO, (b) LIFO, and (c) average cost methods.
Definitions:
Slobs
Individuals who are perceived as being messy and lacking concern for cleanliness and tidiness.
Cleanliness of Home
The practice of keeping one's living environment clean and free from dirt, clutter, and contaminants to maintain a healthy and pleasant space.
Spotless Perfectionists
those who pursue impeccable cleanliness and precision in everything they undertake.
Slobs
Informal term for individuals who are perceived as being messy, disorganized, and lacking concern for cleanliness.
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