Calculate cost of goods sold and ending inventory for Emergicare's bandages orders using FIFO, LIFO and average cost. There are $30$ units in ending inventory.

Note: Do not round intermediate calculations, such as average cost per unit values. Round your answers to the nearest cent.

$\backslash$table$[[$Date$,\backslash$table$[[$Units$],[$purchased$]],\backslash$table$[[$Cost per$],[$unit$]],$Total cost$],[$January $1,42,$$$7\mathrm{.}00,$$$294\mathrm{.}00$