Based on $(1)$ the previous transactions and $(2)$ the following information, prepare and post any necessary adjusting entries at year$-$end.

$*$A physical count revealed supplies on hand of $$3,750.$

$*$Depreciation on the store equipment is $10\%$ per year. Salvage value on the equipment is zero. Record depreciation for all of the store equipment which Koors Auto has on December $31,2021--$not just the equipment which was purchased during the year.

Of the $$7,500$ worth of goods paid for in advance on September $30,$ only $$6,200$ worth of goods had been shipped to customers by year$-$end.

$*$Based on previous experience, Koors felt that $5\%$ of ending accounts receivable would ultimately be uncollectible.

$($Please note: More than four adjusting entries need to be prepared.$)$