Grand Corporation reported pretax book income of $462,500. Tax depreciation exceeded book depreciation by $420,000. In addition, the company received $235,000 of tax-exempt municipal bond interest. The company's prior-year tax return showed taxable income of $72,000. Compute the company's current and deferred income tax expense or benefit. (Leave no answer blank. Enter N/A or zero.) Answer is complete but not entirely correct. Current income tax N/A $ 0 Deferred income tax expense $ 15,120 x