Question $$6-$ Inventory Costing

Below is the sales and purchase information on the $x300$ widget. Calculate the value of the ending inventory and of the cost of goods sold for the month of August using: a$)$ Moving Weighted Average; b$)$ First In First Out

$\backslash$table$[[$Aug$.1,$Beginning Inventory,$10$ units which cost $$91$ each$],[$Aug$.3,$Purchased,$15$ units which cost $$106$ each$],[$Aug$.14,$Sold,$20$ units$],[$Aug$.17,$Purchased,$20$ units which cost $$115$ each$],[$Aug$.28,$Purchased,$10$ units which cost $$119$ each$],[$Aug$.31,$Sold,$23$ units$]]$