Flint, an 5 corporation with substantial AEP, reports operating gross receipts of $410,000, taxable interest income of $390,000, operating expenses of $260,000, and deductions attributable to the interest of $150,000. Calculate the excess passive investment income (ENPI) and the associated penalty tax payable. Round any division to six decimal places and use in subsequent calculations. Round your final answers to the nearest dollar. a. The ENPI is: b. 51375 penalty tax is