The time interval at which Person A and Person B have the same average speed.
Answer to Problem 18CB
0 second to 1 second.
Explanation of Solution
Given:
The given graph is:
Person A and Person B are running along parallel straight tracks. Person A slowly increases his speed and Person B runs at constant speed.
Calculation:
For Runner A:
For Runner B:
Looking the two tables for Person A and Person B, it can be seen that both of them had same average speed at the interval 0 second to 1 second.
Chapter 9 Solutions
High School Math 2015 Common Core Algebra 1 Student Edition Grade 8/9
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