Problem 15 of 7
Identify the decay factor for a constant percent decrease of 2.5%.
Hints
Using a hint is okay. It just tells the trainer to give you a little more review.
Hidden until you reveal it.
convert percent decrease to decay factor.
Hidden until you reveal it.
Percent must represent decrease from the previous amount and be less than 100%.
Enter your answer
No answer yet
Correct
Your answer is equivalent to the expected form.
Solution
Walkthrough
Walkthrough shown
Full solution stays hidden until you ask for it.
1. Convert the percent decrease to a decimal.
2. Subtract the decimal from 1.
3. The result is the factor multiplied each interval.
Use the worked steps, then substitute the final answer back into the original relationship to confirm it satisfies the prompt.
Using a negative base for percent decrease.