Refer to the figure below and assume that the values for points a, b, and c(the combined value of consumer goods and capital goods) are $20 billion, $40 billion, and $24 billion, respectively. O The Macroeconomy PPF PPP Capital goods Consumer goodsInstructions: Enter your answers as a whole number a. If the economy moves from point a to point b over a 70-year period, what must have been its annual rate of economic growth? percent b. If. instead, the economy was at point c at the end of the 70-year period. by what percentage did it fall short of its production capacity? percent