A relation is defined by the set of ordered pairs {(10, 20),...

Question Analysis
This question tests the understanding of the range of a relation. The student needs to identify the set of all output values (y-values) from the given ordered pairs.

Key Concept Explanation
The range of a relation is the set of all output values (y-coordinates) in the ordered pairs. In this case, the y-values are 20, 40, and 60.

Step-by-step Solution
1. Identify the y-values from the ordered pairs:...