The Price of a New Textbook Increased from $100 to $120

question 72

Multiple Choice

The price of a new textbook increased from $100 to $120 in one year, while the price of a used textbook increased by 20 percent. What happened to the relative price of a used textbook?

• A) It decreased by 25 percent.
• B) It increased by 20 percent.
• C) It remained constant.
• D) It can't be determined without knowing the nominal price of the used textbook in at least one of the years.

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Definitions:

Ego

The part of the psyche in psychoanalysis that deals with reality, operating on the reality principle and mediating between the desires of the id and the morals of the superego.

Superego

In Freudian psychoanalysis, the part of a person's mind that acts as a self-critical conscience, reflecting social standards learned from parents and teachers.

Free Will

The concept that human beings have the power to make choices and decisions without constraints, implying a degree of autonomy and self-determination.

Deterministic

The philosophical concept that suggests all events, including moral choices, are completely determined by previously existing causes.