Depreciation by units-of-output method

Prior to adjustment at the end of the year, the balance in Trucks is $296,900 and the balance in Accumulated DepreciationTrucks is $99,740. Details of the subsidiary ledger are as follows:

				Accumulated	Miles
		Estimated	Estimated	Depreciation	Operated
Truck		Residual	Useful	at Beginning	During
No.	Cost	Value	Life	of Year	Year
1	$80,000	$15,000	250,000 miles		21,000 miles
2	54,000	6,000	300,000	$14,400	33,500
3	72,900	10,900	200,000	60,140	8,000
4	90,000	22,800	240,000	25,200	22,500

a. Determine the depreciation rates per mile and the amount to be credited to the accumulated depreciation section of each of the subsidiary accounts for the miles operated during the current year.

Truck No.	Rate per Mile (in cents)				Miles Operated			Credit to Accumulated Depreciation
1	$				21,000			$
2					33,500
3					8,000
4					22,500
Total								$

b. Journalize the entry to record depreciation for the year.