Insert $\in \mathbf { Or } \notin$ In the Blank to Make the Statement Is True

question 115

Multiple Choice

Insert $\in \mathbf { Or } \notin$ in the blank to make the statement is true.
-11_______ $\{ 7,10,13,11,9 \}$

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Definitions:

Utility

In the field of economics, the complete enjoyment or benefit derived from the consumption of a product or service.

Consumer Surplus

The discrepancy between what consumers are prepared and capable of paying for a product or service and the actual amount they end up paying.

Demand Curve

A graph showing the relationship between the price of a good and the quantity of that good consumers are willing and able to purchase at different prices.

Water-Diamond Paradox

A paradox that questions why diamonds are expensive and water is cheap when water is essential for survival and diamonds are not.