Requlred Information

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Hemming Company reported the following current$-$year purchases and sales for its only product.

$\backslash$table$[[$Date$,$Activities,Units,Acquired at$,$Cost,,Units Sold at$,$Retail$],[$January $1,$Beginning inventory,$255$ units,$(2)$ $$12\mathrm{.}20,=,$$$3,111,,],[$January $10,$Sales,,,,,$210$ units,$(1)$ $$42\mathrm{.}20$