Required Intormation Use the following information for the Quick Study below. (Static) (11-14) The following intormation applies to the questions displayed below] Tiey Monson stants a merchandising business on December 1 and enters into the followng three inventory purchases. Monson uses a perpetual inventony system Also. on December 15. Wonson sells 15 units for $20 each. QS 5-11 (Static) Perpetual: Assigning costs with FFFO LOP1 Requlred: Determine the costs assigned to the December si ending imvintory based on the FFO method