The CPI in year eight equaled 1.39. The CPI in year nine equaled 1.54. The rate of inflation between years eight and nine was percent. Multiple Choice O 15.0 9.7 10.8 0 O 5.4 O The typical family on the Planet Econ consumes 10 pizzas, 7 pairs ofjeans, and 20 gallons of milk. In 2019, pizzas cost $10 each,jeans cost $40 per pair, and milk cost $3 per gallon. In 2020, the price of pizzas went down to $8 each, while the prices ofjeans and milk remained the same. Between 2019 and 2020, a typical family's cost of living Multiple Choice 0 increased by 4.5 percent. decreased by 4.5 percent. 0 remained the same. decreased by 20 percent. A factory worker earned $10 an hour in 1980. The CPI was 0.82 in 1980. The same factory worker was earning $15 an hour in 1990 when the CPI was 1.31. From 1980 to 1990, the factory worker's hourly real wage Multiple Choice 0 increased from $263 to $18.29. decreased from $12.20 to $11.45. increased from $10 to $15. 0 remained constant. If the nominal interest rate is 14 percent and the real interest rate is 1 percent, then the inflation rate equals Multiple Choice O 13 percent. 1 percent. 7.5 percent. 0 14 percent. If the bank agrees to make a loan at a 7 percent interest rate and the inflation rate is 3 percent, then 4 percent is the rate. Multiple Choice O nominal interest O real interest O hyperinflation O disinflation