Introduction
In this chapter each problem is followed by a problem solution. Scan the solution to see if your answer is correct. If it is not correct, read the entire problem solution aloud. As you read the solution, notice how the problem is analyzed into steps. Also notice any diagrams or other problem-solving aids and techniques that are employed. Make use of these techniques whenever they are appropriate in solving later problems.
Problem 1
José is heavier than Fred but lighter than Marty. Write the names of the 3 men on the diagram below.
Original Problem
José is heavier than Fred but lighter than Marty. ...
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