An Old Remedy for Separating a Pair of Nested Drinking

question 31

Multiple Choice

An old remedy for separating a pair of nested drinking glasses stuck together is to run water at one temperature into the inner glass and then run water at a different temperature over the surface of the outer glass. Which water should be hot and which should be cold?

• A)fill the inner glass with cold water while running hot water over the outer glass
• B)fill the inner glass with hot water while running cold water over the outer glass
• C)submerge both glass in a tub of hot water; wait for a while and then transfer to a tub of cold water
• D)submerge both glass in a tub of cold water; wait for a while and then transfer to a tub of hot water

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Definitions:

Gini Coefficient

A measure of statistical dispersion intended to represent the income or wealth distribution of a nation's residents, with 0 expressing perfect equality and 1 expressing maximal inequality.

Spending Power

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Resources used in the process of creating goods or services, traditionally classified into land, labor, capital, and entrepreneurship.

Gross Domestic Product

A measure of the economic performance of a country, calculated by adding the total value of all goods and services produced within that country over a specific period.