Solution:
a. The first year depreciation = $3,160
The second year depreciation = $5,100
b. By considering 75% used for business purchase
For 2018 , for 7 months remaining
Depreciation = $3,160 x 75% ( [tex]\frac{7}{12}[/tex]
= $1382.50
For 2019 ,
Depreciation = $5,100 x 75% = $3,825