Required information [The following information applies to the questions displayed below.] Olga is married and files a joint tax return with her husband. What amount of AMT exemption may she deduct under each of the following alternative circumstances? Exhibit 8-5. (Leave no answer blank. Enter zero if applicable.) a. Her AMTI is $397,500. Amount of AMT exemption b. Her AMTI is $1,083,000. Amount of AMT exemption c. Her AMTI is $1,607,500. Amount of AMT exemption