Quincy Corp., about to be liquidated, has the following amounts for its assets and liabilities Book Value Net Realizable Value Current assets Land Building Equipment Accounts payable Income taxes payable Mortgage payable Note payable 70,000 500,000 300,000 240,000 60,000 510,000 80,000 00,000 350,000 60,000 The mortgage is secured by the land and building, and the note payable is secured by the equipment. Quincy expects that the expenses of administering the liquidation will total $40,000 How much should the mortgage holder expect to collect from the liquidation? O $474,000 O S510,000 $450,000 o $480,000 o $478,000