22. The equation of a line is y = 4 + 2x. Which one of the graphs in Figure 1A.5.3 represents this line' A. (a) B. (b) C. (c) D. (d) E. none of the graphs Use the figure below to answer the following questions. Household expenditure (thousands of dollars per year) 32 24 16 8 16 24 32 40 Household income (thousands of dollars per year) Figure 1A.3.1 23. In Figure 1A.3.1, if household income increases by $1 000, household expenditure will A. increase by $1 333 B. decrease by $1 333. C. remain unchanged. D. increase by $1 000. E. increase by $750. 24. The slope of the line in Figure 1A.3.1 is A. 0.50. B. 0.75. C. 1.00 D. 1.25. E. 1.50. 25. Which of the following is an example of a positive statement? A. Canada should cut back on its use of carbon-based fuels such as coal and oil. B. Increasing the minimum wage results in more unemployment. C. Every Canadian should have equal access to health care. D. The Bank of Canada ought to cut the interest rate. E. Canada should have lower tax rates for wealthier Canadians. 26. Classify each of the following statements as positive or normative. Explain. a) Each Canadian family should have access to free childcare. b) An unemployment rate of 11% is too high. c) Lower payroll taxes encourage firms to employ more people