Sweet Help Suvek E Subm Jackson Hewitt Tax Planning Service has the following plant assets: Communications Equipment Cost, $6,880 with a useful life of eight years, Furniture: Cost, $20,400 with useful life for 12 years, and Computer: Cost. $13,600 with a useful life of four years. (Assume the residual value of all the assets is zero.) Jackson Hewitt's monthly depreciation expense calculated using the straight-line method is. - (Round any intermediate calculations to two decimal places, and your final answer to the nearest cent) Multiple Choice $496.67 $141.67 $71.67