Problem $13-41($LO$.5)$ GinnyCo has pretax book and taxable income of $\backslash (\backslash$$ $400,000\backslash )$ and reports a $\backslash (\backslash$$ $100,000\backslash )$ income tax payable in the current year. GinnyCo's activities generated a general business tax credit of $\backslash (\backslash$$ $40,000\backslash )$ that it cannot use this year, and its management believes that it is more likely than not that one$-$fourth of the credit carryforward will expire unused. What is GinnyCo's book tax expense $($provision$)$ for the year? $\backslash (\backslash$$ $\backslash )$