finance questions

i have a  8 finance qustions i need to have answered by sunday at noon. i will attach all the need numbers and questions. Specifically,

Chapter 5, #3 and #4

Chapter 6, #2 and #20

Chapter 7, #3 and #11

Chapter 8, #1 and #6

The files that i attatch will have the chapter and questions in them. For chapter 5 questions #3 and #4 i will attach templates as well as for chapter 8 #6.