Problem 63 of 7
Interpret average rate of change -6 dollars per item in context Profit changes from 100 to 40 as quantity goes from 10 to 20.
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
describe output change per input unit.
Hidden until you reveal it.
Context must identify input and output units.
Enter your answer
Your answer is equivalent to the expected form.
Walkthrough
Full solution stays hidden until you ask for it.
1. Identify output units and input units.
2. Use the sign of the average rate to describe increase or decrease.
3. State the per-unit contextual meaning.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Saying it is the total change rather than per-unit change.