(30) Jan 30 Equipment with a historical cost of $40,000 and an accumulated depreciation of $20,000 was sold for $21,000 cash. (Hint-first update the depreciation for the 3 months-January through March which was $500) Also, Equipment with a historical cost of $38,000 and an accumulated depreciation of $35,000 was disposed of with an additional disposal cost of $2,500. (Hint-first update the depreciation for the 3 months-January through March which was $500.)