To find the rate of change, also known as the slope, we can use the slope formula with these two given points.
Point 1: (20, 25)
Point 2: (50, 40)
(40 - 25) / (50 - 20)
15 / 30
0.5
The rate of change of this function is $0.50 / lb.
Hope this helps!! :)
Sara can pack up to 15 more pounds without going over the weight limit.
Let's start solving the problem by converting the weight of Sara's suitcase from ounces to pounds:
Next, we need to subtract the weight of Sara's suitcase from the maximum weight she can take to find how many more pounds she can pack:
In other words, Sara can pack up to 15 more pounds without going over the weight limit.
More on dimensional analysis can be found here: brainly.com/question/13156854
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