a. $20,000. b. $3,000. The cost for an item of Property, Plant, and Equipment encompasses the purchase price and any expenses related to making the asset operational as intended by management. To calculate the car's expense: Purchase Price $19,000, Less Trade Discount $1,000, leading to a Net of $18,000, plus an extra $2,000 for a luxe interior brings the Total Cost to $20,000. Regarding depreciation, using the straight-line method, the fixed expense amortized yearly from the cost is determined by the equation (Cost - Residual Value) / Estimated Useful Life, which yields ($20,000 - $5,000) / 5 = $3,000 annually.
