A car travels at a constant speed. After 2 hours, it has traveled 120 miles. After 5 hours, it has traveled 300 miles. The constant rate of change (speed) of the car is ________ miles per hour.
Answer & Analysis
Analysis
Question Analysis
This question applies the concept of constant rate of change to a real-world scenario. The rate of change (speed) is calculated using the given data points for time and distance.
Key Concept Explanation
The constant rate of change (speed) is the ratio of the change in distance to the change in time. In this context, it represents the speed of the car.
Step-by-step Solution
1. Identify the given data points: (2, 120) and (5, 300).
2. Use the slope formula:
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