$6.$ What is your corporation's tax liability if it has the following cash flows, assuming a marginal tax rate of $40\%$ on all income? $($Note: No need to use Tax Table for this problem, but simply assume a tax rate of $40\%)$

Operating income $$200,000$

Interest received $20,000$

Interest paid $50,000$

Dividends received $70,000$

Dividends paid $30,000$