If the Price of X Is $3 and the Price

question 74

Multiple Choice

If the price of X is $3 and the price of Y is $5, then, in a consumer optimum,

• A) the quantity purchased of Y must be 60 percent of the quantity of X purchased.
• B) the quantity purchased of Y must be 67 percent of the quantity of X purchased.
• C) the marginal utility of Y must be 67 percent more than the marginal utility of X.
• D) the marginal utility of X must equal 3 and the marginal utility of Y must equal 5.

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Definitions:

Cochlea

is a spiral-shaped, fluid-filled inner ear structure responsible for converting sound vibrations into nerve impulses that are interpreted by the brain.

Vestibule

An entryway or chamber that can be the central part of the ear, or an area at the mouth's entrance.

Semicircular Canals

Three looping fluid-filled tunnels in the inner ear that are involved in maintaining balance and sensing head rotation.

Cochlea

A spiral-shaped cavity in the inner ear that plays a key role in the sense of hearing by converting sound vibrations into nerve impulses.