Sue Has a Sock Drawer Where She Collects Nickels, Dimes

question 109

Multiple Choice

Sue has a sock drawer where she collects nickels, dimes and quarters. The total number of coins in her drawer is 66 with a total value of $8.85. The number of quarters plus the number of dimes is 12 more that the number of nickels. How many coins of each type does she have?

• A) 27 nickels, 15 dimes, 24 quarters
• B) 24 nickels, 15 dimes, 27 quarters
• C) 29 nickels, 11 dimes, 26 quarters
• D) 29 nickels, 13 dimes, 24 quarters

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Definitions:

Marginal Cost

The increased cost resulting from manufacturing one extra unit of a product or service.

Feelings of Guilt

Feelings of guilt involve emotional responses that occur when an individual believes they have violated moral standards or caused harm, impacting their psychological well-being and behavior.

Indifference Curve

A graph representing combinations of goods among which a consumer is indifferent, reflecting preferences.

Combinations

In mathematics and statistics, combinations refer to the selection of items from a group, where the order of selection does not matter.