Assume that 5 hamrock completed the facility on December 31,2017 , at a total cost of $11,124,000, and the weighted-average amount of accumulated expenditures was $7,344,000. Compute the avoidable interest on this project. (Use interest rotes rounded to 2 decimal places, eg. 7.58% and round final answer to 0 . decimal places, e.g. 5.275.) Avoidable Interest $ Attempts: 1 of 3 used (b) Your answer is incorrect. Compute the depreciation expense for the year ended December 31; 2018, 5hamrock estimated the facility's useful life to be 25 years with a salvage value of $1,080,000. Shamrock elected to depreciate the facility on a straight-line basis. Depreciation Expense $