In 2018, NB Inc.'s federal taxable income was $280,000. Compute the required installment payments of 2019 tax in each of the following cases: (Round your Intermedlate calculations and final answers to the nearest whole dollar amount.) a. NB's 2019 taxable income is $429,000. b. NB's 2019 taxable income is $902,000. c. NB's 2019 taxable income is $1,162,000. a. Total installment payments b. Total installment payments C. Total installment payments