Weston acquires a new office machine (7-year class asset) on November 2, 2015, for $75,000. This is

Question:

Weston acquires a new office machine (7-year class asset) on November 2, 2015, for $75,000. This is the only asset Weston acquired during the year.
He does not elect immediate expensing under § 179. He claims the maximum additional first-year depreciation deduction. On September 15, 2016, Weston sells the machine.
a. Determine Weston's cost recovery for 2015.
b. Determine Weston's cost recovery for 2016.