The following transactions occurred during 2020. Assume that depreciation of 10% per year is charged on all machinery and 5% per year on buildings, on a straight-line basis, with no estimated salvage value. Depreciation is charged for a full year on all fixed assets acquired during the year, and no depreciation is charged on fixed assets disposed of during the year. Jan. 30 A building that cost $187,440 in 2003 is torn down to make room for a new building. The wrecking contractor was paid $7,242 and was permitted to keep all materials salvaged. Mar. 10 Machinery that was purchased in 2013 for $22,720 is sold for $4,118 cash, f.o.b. purchaser's plant. Freight of $426 is paid on the sale of this machinery. Mar. 20 A gear breaks on a machine that cost $12,780 in 2012. The gear is replaced at a cost of $2,840. The replacement does not extend the useful life of the machine but does make the machine more efficient. May 18 A special base installed for a machine in 2014 when the machine was purchased has to be replaced at a cost of $7,810 because of defective workmanship on the original base. The cost of the machinery was $20,164 in 2014. The cost of the base was $4,970, and this amount was charged to the Machinery account in 2014 June 23 One of the buildings is repainted at a cost of $9,798. It had not been painted since it was constructed in 2016. 1/30 3/10 5/18