Use the Combinations Formula
Use the Formula For $$\mathrm { n } ^ { \mathrm { C } _ { \mathrm { r } } }$$

question 284

Multiple Choice

Use the Combinations Formula
Use the formula for
$$\mathrm { n } ^ { \mathrm { C } _ { \mathrm { r } } }$$ to evaluate the expression.
-A stack of 10 different cards are shuffled and spread out face down. If 4 cards are turned face up, how many different 4-card combinations are possible?

• A)210
• B)5040
• C)151,200
• D)2520

Comprehend the concept of voluntary exchange and how mutual benefits are derived from such exchanges.

Recognize the role and impact of transaction costs on the efficiency of markets and exchanges.

Identify the benefits of private ownership in resource conservation and economic incentive structures.

Understand the function and value added by middlemen in reducing transaction costs, facilitating trade, and increasing the gains from exchange.

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Definitions:

Inverse Supply

A concept in economics where the supply curve is expressed as a function of price rather than quantity supplied.

Tax

A compulsory financial charge or levy imposed by a government on individuals or entities to fund government spending and various public expenditures.

Supply Curve

A graphical representation of the relationship between the price of a good and the quantity of the good supplied.

Vertical

Referring to the direction pointing up or down, perpendicular to the horizontal plane.