A truck acquired at a cost of 134000 has an estimated

Question

A truck acquired at a cost of $134,000 has an estimated residual value of $35,000, has an estimated useful life of 300,000 miles, and was driven 52,000 miles during the year. Determine 

(a) The depreciable cost, 

(b) The depreciation rate, and 

(c) The units-of production depreciation for the year.