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

$\backslash$table$[[\backslash$table$[[$Date$,],[$March$,1],[$March$,5],[$March$,9],[$March$,18],[$March$,25],[$March$,29]],\backslash$table$[[$Activities$],[$Beginnivent$]],$Units A$,$Acquired at cost$,$Units Sold at Retail$],[\backslash$table$[[$Beginning inventory$],[$Purchase$]],230$ units,a $$53\mathrm{.}60$ per unit,$390$ units @ $$88\mathrm{.}60$ per unit$],[$Sales$,290$ units,a $$58\mathrm{.}60$ per unit$],[$Purchase$,150$ units,c $$63\mathrm{.}60$ per unit$],[\backslash$table$[[$Purchase$],[$Sales$]],280$ units,@ $$65\mathrm{.}60$ per unit$],[\backslash$table$[[$Totals$]],950$ units,,$\frac{260\text{u}\text{n}\text{i}\text{t}\text{s}}{650\text{u}\text{n}\text{i}\text{t}\text{s}}$@$$98\mathrm{.}60$ per unit$]]$

Compute gross profit earned by the company for each of the four costing methods. For specific identification, units sold include $130$ units from beginning inventory, $260$ units from the March $5$ purchase, $110$ units from the March $18$ purchase, and $150$ 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,,,,$]]$