Write the Sentence as a Proportion Using $x$ As the Variable, and Solve to Answer the Question

question 75

Short Answer

Write the sentence as a proportion using $x$ as the variable, and solve to answer the question. What percent of 12 is 9? Enter $x$ and integers. $$\frac { ? } { ? } = \frac { ? } { 100 }$$ Solve the proportion to answer the question. $$x =$$ __________

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Definitions:

Serotonin

A neurotransmitter that plays a key role in mood regulation, digestion, sleep, and other bodily functions.

Hippocampus

A region of the brain crucial for learning and memory, situated within the temporal lobes.

Cerebellum

A part of the brain located at the back of the skull, responsible for coordinating and regulating muscular activity and balance.

EEG

Electroencephalography, a noninvasive method to record electrical activity of the brain via electrodes placed on the scalp, used in the diagnosis and study of neurological conditions.