Use the information below to answer the questions that follow. Enter your answers using digits only - no dollar signs, commas, or decimal points. The business's year-end is December 31. Cost of equipment = 600000 Useful life in years = 11 Residual value = 15900 Date purchased = November 30 What is the depreciation expense per year? A What is the depreciation expense per month? I A What is the depreciation expense in the year of purchase? A