Use the Exponential Decay Formula with Half-Lives to Find the Final

question 200

Multiple Choice

Use the exponential decay formula with half-lives to find the final amount. Round to the nearest tenth when necessary.
- $\begin{array}{c|c|c|c}\begin{array}{c}\text { Original } \\\text { Amount }\end{array} & \begin{array}{c}\text { Half-Life } \\\text { (in years) }\end{array} & \begin{array}{c}\text { Number } \\\text { of Years }\end{array} & \begin{array}{c}\text { Final Amount after } \\\text { x Time Intervals }\end{array} \\\hline 500 & 15 & 45 &\end{array}$

• A) \(157.5\)
• B) \(1687.5\)
• C) \(62.5\)
• D) 250

---

Definitions:

Cognitive Psychologists

Scientists who study mental processes such as perception, memory, thought, and problem-solving.

School Psychologists

Professionals specialized in the psychological assessment, evaluation, and intervention within educational settings to support student learning and well-being.

Interconnected Ideas

Concepts or thoughts that are linked or related to each other in a way that influences their understanding or interpretation.

Prior Research

Previously conducted studies and scientific investigations that inform current hypotheses, methodologies, and understanding in a specific field.