Texel Company has the following data related to an item of inventory:

$\backslash$table$[[$Inventory$,$ March $1,100$ units @ $$2\mathrm{.}10$ each$],[$Purchase$,$ March $7,350$ units @ $$2\mathrm{.}24$ each$],[$Sale$,$ March $28,150$ units @ $$4\mathrm{.}00$ each$],[$Purchase$,$ March $29,50$ units @ $$2\mathrm{.}50$ each$]]$

Using Moving Average $($perpetual$)$ what is cost of goods sold?Correct answer is $331$ how do you get that