6.The CPI in a country is 105.87 in 1985 and 258.66 in 2020. Assume the price of a movie ticket in 1985 was $2.75. Only adjusting for inflation, what would the price of a movie ticket be in the country in 2020?

7.If the nominal interest rate in an economy is always constant at a rate of 9.89 and the CPI for the same economy is 188 in 2017 and 195 in 2018, what is the real interest rate for this economy in the year 2018?

11.Suppose Tesla plans to produce 10.1 million Model 3 cars this year. The company expects to sell 7.9 million. Suppose that at the end of the year, Tesla has sold 8.8 million Model 3s. What is the level of actual inventories?

12.If disposable income increases from $1,079 to $1,284, and consumption increases from $816 to $907 as a result, what is the value of the MPS?