If a Variable Is 100 and Then Decreases to 60,then

question 143

Multiple Choice

If a variable is 100 and then decreases to 60,then using the initial value approach its percentage decline is:

• A)-40 percent.
• B)160 percent.
• C)40 percent.
• D)50 percent.

---

Definitions:

Variables

factors or conditions that can change or vary within an experiment or study, potentially impacting the results.

Scientific Method

A systematic approach to investigation that includes observation, hypothesis formulation, experimentation, and conclusion to validate or modify the hypothesis.

Study Retention

The ability to maintain and recall information that has been learned over time.

Analyzing Data

The process of inspecting, cleaning, transforming, and modeling data to discover useful information and support decision-making.