London Car Wash Activity-Based Calculation End-of-Year Amounts Depreciation Accumulated Expense Hours Depreciation Rate Book Value Depreciation Year Used Total Given Data: LONDON CAR WASH Cost of new car wash r $ 200,000 Estimated residual valu $ 20,000 Machine life in years Machine life in hours 10,000 Actual use per year: Hours Year Used 2,000 2,000 1,500 1,800 1,300 1,400 3. 4. 1234 66