White Corporation estimates that its 2015 taxable income will be $ 800,000 and its tax liability will be $ 272,000. For each of the following independent cases, compute the minimum quarterly estimated-tax payments that will be required to avoid an underpayment penalty.
a. White Corporation’s 2014 tax return showed taxable income of $ 700,000 and a tax liability of $ 238,000.
b. White Corporation’s 2014 tax return showed a net loss and $ 0 tax liability for the year.