CHAPTER 6 / WHAT THE SAT MATH IS REALLYTESTING 237Concept Review I:Mapping Problems
- Describe what it means to “map” a problem.
- Why is it important to consider the choices (in a multiple-choice question) as part of the problem?
Define the following terms, and indicate what terms they are sometimes confused with.- Oddmeans and is sometimes confused with
- Evenmeans and is sometimes confused with
- Perimetermeans and is sometimes confused with
- Integersare and are sometimes confused with
Equations or inequalities are powerful “mapping” tools. Translate the following statements into equations or
inequalities. Be sure to specify the meanings of any unknowns you may use.- The sum of two consecutive odd numbers is 28.
- Ellen is twice as old as Maria.
- Last year, Jennifer was twice as old as Brian is now.