In 2016, Juanita is married and files a joint tax return with her husband. What is her tentative minimum tax in each of the following alternative circumstances? (Input all values as positive. Leave no answer blank. Enter zero if applicable.)

a. Her AMT base is $100,000, all ordinary income.

b. Her AMT base is $250,000, all ordinary income.

c. Her AMT base is $100,000, which includes $10,000 of qualified dividends.

d. Her AMT base is $250,000, which includes $10,000 of qualified dividends.

	Description	Amount
(1)	AMT base
(2)	Dividends taxed at preferential rate
(3)	Tax rate applicable to dividends	15	%
(4)	Tax on dividends
(5)	AMT base taxed at regular AMT rates
(6)	Tax on AMT base taxed at 26% rate
(7)	Tax on AMT base taxed at 28% rate
	Tentative minimum tax