Dains Diamond Bit Drilling purchased the following assets this year. Purchase Original Asset Date Basis Drill bits (5-year) Jan-29 $ 92,000 Drill bits (5-year) Aug-11 103,750 Commercial building Jun-11 289,000 Assume its taxable income for the year was $75,500 for purposes of computing the 179 expense (assume no bonus depreciation).(Leave no answer blank. Enter zero if applicable.)

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

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

c. If the January drill bits original basis was $2,390,000, what is the maximum amount of 179 expense Dain may deduct for the year?

d. If the January drill bits basis was $17,690,000, what is the maximum amount of 179 expense Dain may deduct for the year?