Online Answers:
Page 47: Answers for 1.4
Page 99: Answers for 1.7
Page 207: Answers for 1.11
Page 258: Answers for 1.15
Online Answers:
Page 47: Answers for 1.4
Page 99: Answers for 1.7
Page 207: Answers for 1.11
Page 258: Answers for 1.15