Olga is the proprietor of a small business. In 2019, the business's income, before consideration of any cost recovery or 179 deduction, is $250,000.

Olga spends $620,000 on new 7-year class assets and elects to take the 179 deduction on them. She does not claim any available additional first-year depreciation. Olga's cost recovery deduction for 2019, except for the cost recovery with respect to the new 7-year assets, is $95,000.

a. What is the tentative amount of Olga's overall 179 deduction for the seven-year class assets before any income limitation?

b. What is the total amount of Olga's 179 deduction for the seven-year class assets after any income limitation?

c. What is Olga's total cost recovery depreciation deduction (including any 179 deduction)?

d. What is the amount of any 179 carryforward?