For Problem 6 the questions are on pages 9 and 10 (Questions to be graded)For Problem 8 – the questions are on pages 9 and 10 (Questions to be graded)For Problem 9 -the questions are on pages 7 and 8 (Questions to be graded)All the data needed to answer the questions are in the above pages of each respective problem ( they are mainly the tables, the rest is just the textbook explaining things.)