Answer the following questions and show calculations

5.) Sales= 200; Gross proft= 140; Operating expenses= 40' Income Tax rate= 40%. What is net income? *Show calculations

6.)Sales= 200; Gross profit= 140; Operating expeses= 40; Loss from discontinued operations before tax= 50; Income tax rate = 40%.What is the total income expense? *Show calculations

7.) Net Income, 1,000; increase in accounts recievable, 100; increase in accounts payable, 100; dividends paid, 100; loss on disposal of investment, 100; gain on disposal of equipment, 100. What is net cash flow from operating activities? *Show calculations