Dains Diamond Bit Drilling purchased the following assets this year.

Asset	Purchase Date	Original Basis
Drill bits (5-year)	January 25	$ 90,000
Drill bits (5-year)	July 25	95,000
Commercial building	April 22	220,000

Assume its taxable income for the year was $53,000 for purposes of computing the 179 expense (assume no bonus depreciation). (Use MACRS Table 1, Table 2, Table 3, Table 4 and Table 5.) (Leave no answer blank. Enter zero if applicable.)

a. What is the maximum amount of 179 expense Dain's may deduct for the year?

b. What is Dains maximum depreciation deduction for the year (including 179 expense)? (Round your intermediate calculations and final answer to the nearest whole dollar amount.)

c. If the January drill bits original basis was $2,875,000, what is the maximum amount of 179 expense Dain's may deduct for the year?

d. If the January drill bits original basis was $3,875,000, what is the maximum amount of 179 expense Dain's may deduct for the year?