Please help me solve questions 56 and 58, thank you!

The following 2 questions (Q55 to Q56) 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 Q55: What was the rate of inflation for the 1950's, as measured by the percentage change in the CPI? 22. 82% Q56: What was the rate of inflation for the 1970's, as measured by the percentage change in the CPI? Q57: Name the major category added for the market basket of goods and services in 1998? education and Communication Q58: Tuition at University Z was $1000 per quarter in 1985 (CPI = 107.6). How much should tuition be in 2001 adjusted for inflation (CPI = 175.1)? The following 2 questions (059 to Q60) are either "True" or "False" 059: The current 'hase priod' that 109