The CPI Increased from 125

question 102

Multiple Choice

The CPI increased from 125.0 to 132.0 over a three-year period. If a person earned $40,000 at the beginning of the three-year period, how much would they have to earn at the end of the three-year period to maintain the same purchasing power?

• A) $42,800
• B) $42,240
• C) $40,933
• D) $42,121
• E) $40,250

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Definitions:

Neurotransmitter Levels

The concentration of chemical messengers in the brain that transmit signals across synapses from one neuron to another.

Hippocampus

A major component of the brain in humans and other vertebrates, involved in memory formation, navigation, and the emotional response system.

Lead

A toxic metal that can cause harmful effects when absorbed by the body, historically used in products like paint and gasoline.

Reticular Formation

A complex network of neural pathways in the central region of the brainstem that plays a key role in regulating alertness and sleep-wake cycles.