Problems 1-12
See the translations in the text just prior to Example 1.

Problems 13-24
See Example 1.

Problems 25-42
See Example 2.

Problems 43-50
Read each of these problems carefully and translate into algebraic symbols. Then solve the inequality, and finally, translate the symbols back into words. State your answers to these problems in the form of a sentence.

Note: Homework Hints are given only for the levels 1 and 2 problems. You can also check some sources for homework help on the Internet (see Links, below), or you can call the author at (707) 829-0606 or send an e-mail to: smithkjs@mathnature.com