Concept explainers
a.
To determine the constant rate of change between the quantities.
a.
Answer to Problem 20CCR
The Constant Rate of change is
Explanation of Solution
Given:
Number of People | Total cost |
x | y |
3 | 36 |
4 | 48 |
5 | 60 |
Calculation:
The constant rate of change between the quantities.
By Using Constant Proportion
When
Constant rate of change
When
Constant rate of change
When
Constant rate of change
Therefore,
The Constant Rate of change is 12.
b.
To determine the means of constant rate of change.
b.
Answer to Problem 20CCR
It means one quantity change with respect to another quantity.
Explanation of Solution
Given:
Constant rate of change is
The means of constant rate of change.
Constant rate of change tells that it takes
Therefore,
It means one quantity change with respect to another quantity.
c.
To determine the slope of the given points.
c.
Answer to Problem 20CCR
Slope of the line is
Explanation of Solution
Given:
Number of People | Total cost |
x | y |
3 | 36 |
4 | 48 |
5 | 60 |
CalculationThe slope of the given points We are taking any two points from the given table.
Therefore,
The slope of the line passing through the points is
Chapter 9 Solutions
Glencoe Math Accelerated, Student Edition
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