Refer to the Following Table Showing a Demand Schedule $\begin{array}{ll}\text { Price } & \text { Quantity } \\ &\text { demanded } \\\$ 200 &1000\\150 & 1400 \\100 & 1800\end{array}$

question 21

Multiple Choice

Refer to the following table showing a demand schedule:

$\begin{array}{ll}\text { Price } & \text { Quantity } \\ &\text { demanded } \\\$ 200 &1000\\150 & 1400 \\100 & 1800\end{array}$
-If price falls from $200 to $150, what is the elasticity of demand over this range?

• A) -0.625
• B) -1.0
• C) -1.17
• D) -.5
• E) -3.0

---

Definitions:

Electrical Activity

The movement of charged particles, such as ions, within cells or tissues, crucial for functions in the nervous system and heart.

Neurons

Specialized cells in the nervous system that transmit information to other nerve cells, muscle, or gland cells, through electrical and chemical signals.

Computerized Axial Tomography

A medical imaging procedure that uses computer-processed combinations of X-ray measurements taken from different angles to produce cross-sectional images of specific areas of the scanned object.

X-rays

A form of electromagnetic radiation used in medical imaging to view inside the body, especially bones.