40. The following graph shows four curves: A-A, B-B, C-C, and D-D. Which one of these curves could depict a total utility curve?
41. Allen buys only beer and pizza. When the price of beer is $ 2.00 per bottle and the price of pizza is $ 10.00, Allen maximizes his total utility( satisfaction) by buying 5 beers and 4 pizzas. If the marginal utility of the 5th beer is 100 utils, which one of the following would be the marginal utility of the 4th pizza?
42. The following graph shows four curves: A-A, B-B, C-C, and D-D. Which of these curves depict variables that are not interdependent?
43. Allen has the following schedule of marginal utility for slices of pizza and bottles of beer: If Allen maximizes his total utility by consuming 3 slices of pizza and 3 bottles of beer, which one of the following is the ratio of the price of a slice of pizza to the price of a bottle of beer?
44. Which one of the following cost curves does not have a general " U-shape "?
45. In the long run, if all input factors to a production process are increased by 100 %, but total output increases by only 75 %, this indicates
46. Which one of the following statements regarding periods of analysis is correct?
47. According to the law of diminishing returns, which one of the following is correct?
48. In a macroeconomic free-market flow model, which of the following would be considered leakages?
49. Which of the following forms of economic activity is considered in macroeconomics, but not in microeconomics?