On January 1, 2015, the records of Sitake Corporation showed the following regarding a truck:

Equipment (estimated residual value, $8,100)	$	20,700
Accumulated depreciation (straight-line, three years)		6,300

On December 31, 2015, the delivery truck was a total loss as the result of an accident.

Required:
1.	Based on the data given, compute the estimated useful life of the truck.

2.	Prepare all journal entries with respect to the truck on December 31, 2015. (If no entry is required for a transaction/event, select "No journal entry required" in the first account field.)