The following 2 questions (Q15 to Q16) are based on the following information: The CPI's at the start of each decade from 1940 to 1990 were: Year 1940 1950 1960 1970 1980 1990 CPI 14.0 24.1 29.6 38.8 82.4 130.7 Q15: What was the rate of inflation for the 1950's, as measured by the percentage change in the CPI? Q16: What was the rate of inflation for the 1970's, as measured by the percentage change in the CPI? Q17: Name the major category added for the market basket of goods and services in 1998? Q18: Tuition at University Z was $1200 per quarter in 1985 (CPI = 107.6). How much should tuition be in 2001 adjusted for inflation (CPI = 175.1)? The following 2 questions (Q19 to Q20) are either "True" or "False" Q19: 'Child care' is one of the eight major categories of goods and services in the market basket. Q20: The current 'base period' that we are on is 1982-1984