economics problems

I circles the problems, if there is a,b and …..please also complete

Chp 4:

Answer questions 1, 3, 4, 7 under “Problems and Applications” on page 87 at the end of chapter 4.

Chp 5:

Answer questions 1, 2, 3, 4 under “Problems and Applications” on page 109 at the end of chapter 5.