Pedroni Oil Company purchased packaging equipment on January 8 for $72,000.The equipment was expected to have a useful life of three years or 18,000 operating hours, and a residual value of $4,500.The equipment was used for 7,600 hours during year 1, 6,000 hours in year 2, and 4,400 hours in year 3.

Determine the amount of depreciation expense for the three years ending December 31,

by the Straight line method,

The units of activity method, and

the double declining balance method.

Finally determine the total amount of depreciation expense for the three ears by each method.

1. Pedroni Fuel Company is a small oil services company owned and operated by Ray Zorzi. On October 31, 2019 the end of the current year, Pedroni Company's accounting clerk prepared the following unadjusted trial balance Pedroni Fuel Company Unadjusted Trial Balance October 31, 2019 Debit Credit Cash 7,500 Accounts Receivable 38,400 Prepaid Insurance 7,200 Supplies 1,980 Land 112,500 Building 300,250 Accumulated Depreciation - Building 87,550 Equipment 135,300 Accumulated Depreciation - Equipment 97,950 Accounts Payable 12,150 Unearned Rent 6,750 Ray Zorzi - Capital 371,000 Ray Zorzi - Drawing 15,000Fee's Earned 324,600 Salary & Wages Expense 193,370 Utilities Expense 42,375 Advertising Expense 22,800 Repairs Expense 17,250 Miscellaneous Expense 6,075 Total 900,000 900,000 Year End Adjustment Unexpired insurance at October 31 = $600 Supplies on hand on October 31 = $675 Depreciation of Building for the year = $12,000 Unearned Rent on October 31 = $2,250 Accrued Salary and Wages at October 31 = $2,800 Fees earned but unbilled on October 31 = $10,050