Ralph Wants to Buy Some Milk and a Box of Cereal

question 88

Multiple Choice

Ralph wants to buy some milk and a box of cereal. If Ralph buys 2 quarts of milk at $1 per quart, the box of cereal costs 75 cents. If he buys 3 quarts of milk at $1 per quart, the box of cereal is free. For Ralph, the marginal cost of the third quart of milk is

• A) zero.
• B) 25 cents.
• C) 75 cents.
• D) $1.

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Definitions:

Faith Factor

The hypothesis that religious belief and participation can positively affect mental and physical health.

Optimism

Optimism is a mental attitude characterized by hope and confidence in future outcomes or the general belief that good prevails over evil.

Pessimism

The habit of viewing things from their bleakest angle or assuming that outcomes will be the most unfavorable, reflecting an absence of hopefulness or assurance about future prospects.

Optimism

A mental attitude reflecting a belief or hope that the outcome of some specific endeavor, or outcomes in general, will be positive, favorable, and desirable.