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Required information

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Warnerwoods Company uses a perpetual inventory system. It entered into the following purchases and sales transactions for March.

$\backslash$table$[[$Date$,$Activities,Units Acquired at Cost,Units Sold at Retail$],[$March $1,$Beginning inventory,$60$ units @ $$50\mathrm{.}20$ per unit,$],[$March $5,$Purchase,@ $$55\mathrm{.}20$ per unit,$],[$March $9,$Sales,,$220$ units @ $$85\mathrm{.}20$ per unit$],[$March $18,$Purchase,@ $$60\mathrm{.}20$ per unit,$],[$March $25,$Purchase,@ $$62\mathrm{.}20$ per unit,$],[$March $29,$Sales,,$90$ units@$$95\mathrm{.}20$ per unit$],[$Totals$,440$ units,$310$ units$]]$

Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include $45$ units from beginning inventory, $175$ units from the March $5$ purchase, $25$ units from the March $18$ purchase, and $65$ units from the March $25$ purchase.

Note: Round weighted average cost per unit to two decimals and final answers to nearest whole dollar.

$\backslash$table$[[$Gross Margin,FIFO,LIFO,$\backslash$table$[[$Weighted$],[$Average$]],$Specific ID$],[$Sales$,,,,],[$Less$.$ Cost of goods sold,,,,$],[$Gross profit,,,,$]]$