Widgets R US purchased new equipment for manufacturing Widgets on September 1, 2019. The cost of equipment was $500,000. The company estimated that the machine will have a residual value of $50,000 at the end of its service life. Its useful life was estimated to be 10 years or 30,000 hours. Actual hours amounted to 2,100 hours. Widget's year end is December 31. Widgets uses the Double Declining Method to calculate depreciation. Required 1 of 3: Whatrate would Widget use to depreciate the equipment for the year ended December 31, 2019? Required 2 of 3: What if? Widgets uses the Double Declining Method to calculate depreciation. Assume the Depreciation Rate was CORRECTLY calculated to be 25\%. Calculate the Depreciation Expense for the year ended December 31, 2019. Required 3 of 3: What if if Widgets calculates a depreciation rate of $15 per hour, which depreciation method are they practicing