Davis city uses the purchases method for recording its inventory of supplies in the General Fund. Rather than using a perpetual inventory system, inventories are updated at year-end based on a physical count. Physical inventories were $20,000 and $40,000 at December 31,2020 and 2021,respectively.Purchase of inventory during 2021 was $100,000. The amount of Fund Balance--Nonspendable related to inventory reported on December 31,2021 General Fund balance sheet will be: