Question 4 (11 marks) (i) Suppose the Australia Bureau of Statistics indicated that the Consumer Price Index (CPI) increased to 103.2 in 2019 from 104.5 in 2018. Use this information to answer the following questions: 3. Calculate Australia's ination rate in 2018. (3 marks) ANSWER a): b. Suppose Singh borrowed money from a bank in 2017. Identify the party who would gain from the nancial situation in Australia. (2 marks) ANSWER b): (ii) The Department for Jobs and Small Business of Australia published the following information in 2020: Total population 24 million Labor force 75% of the total population Unemployment Population 890,750 Use the information provided to answer the following questions: (a) Calculate the population that was employed in Australia in 2020. (3 Marks) ANSWER a): (b) Calculate Australia's unemployment rate 2020. (3 Marks) ANSWER b)