Meca Concrete purchased a mixer on January $1,2021,$ at a cost of $$40,000.$ Additional costs to install

and calibrate the mixer totaled $$5,000.$ Meca uses straight$-$line depreciation for the mixer using a $5-$year

useful life and zero salvage value.

What is the total acquisition cost for the mixer?

Depreciation expense for $2021?$

On January $1,2024,$ Meca sells the mixer to another company for $$20,000.$ What was the amount

of gain or loss recorded for the sale?

If Meca had instead exchanged the mixer and $$5,000$ for a forklift on January $1,2024,$ and the fair

value of the mixer was $$20,000,$ at what amount would the forklift be recorded in the transaction?

Assume the transaction has commercial substance.