please answer 27) 28) 29) 30)

27. If the level of activity increases within the relevant range: a. variable cost per unit and total fixed costs also increase. b. Variable cost per unit and total fixed costs remain the same C. fixed cost per unit and total variable cost also increase. d. total cost will increase and fixed cost per unit will decrease. e. variable cost per unit and total cost also increase. 28. In a statement of cash flows, a change in an income taxes payable account would be recorded in the: a. Stockholder's equity section b. Financing activities section c. Investing activities section d. Not on the cash flow statement e. Operating activities section 29. Which of the following would be added to net income in the operating activities section of a statement of cash flows prepared using the indirect method? a. A decrease in accounts payable b. A gain on sale of property plan and equipment c. An increase in prepaid expenses d. An increase in accrued liabilities e. An increase in property plant and equipment 30. Manufacturing overhead includes: a. all direct material, direct labor and administrative costs. b. all manufacturing costs except direct labor. c. all manufacturing costs except direct labor and direct materials. d. all material and labor, direct and indirect e. all selling and administrative costs