Presented below are selected transactions at Ridge Company for 2020, san 1 Retired a piece of machinery that was purchased on January 1, 2010. The machine cost $62,000 on that date. It had a useful life of 10 years with no salvage value June 30 Sold a computer that was purchased on January 1, 2017. The computer cost $45.000. It had a useful life of 5 years with no salvage value. The computer was sold for $14.000 Dec 31 Discarded a delivery truck that was purchased on January 1, 2016. The truck cost $33,000. It was depreciated based on a 6-year useful life with a $3.000 salvage value. Journalize all entries required on the above dates, including entries to update depreciation, where applicable, on assets disposed of, Ridge Company uses straight-line depreciation (Assume depreciation is up to date as of December 31, 2019) (Credit account titles are automatically indented when amount is entered. Do not indent manually. Record journal entries in the order presented in the problem. If no entry is required, select "No Entry for the account titles and enter for the amounts. Do not round Intermediate calculations.) Date Account Titles and Explanation Debit (To record depreciation to date of disposal) June 30 (To record sale of computer) (To record depreciation to date of disposal) Dec. 31 (To record retirement of truck) amount. Do not round Credit Debit Explanation o date of disposal of disposal)