Compute the 2022 AMT exemption for the following taxpayers. If an amount is zero, enter " 0 ". Click here to access the exemption table. a. Bristol, who is single, has AMTI of $641,000. Her AMT exemption is $ x. b. Marley and Naila are married and file a joint tax return. Their AMTI is $1,431,200. Their AMT exemption is $ x. \begin{tabular}{lrrr} \hline & & \multicolumn{2}{c}{ Phaseout } \\ \cline { 3 - 4 } Status & Exemption & Begins at & \multicolumn{1}{c}{ Ends at } \\ \hline Married, joint & $118,100 & $1,079,800 & $1,552,200 \\ Single or head of household & 75,900 & 539,900 & 843,500 \\ Married, separate & 59,050 & 539,900 & 776,100 \\ \hline \end{tabular}