The Roman Discovery of the Correct Mathematical Ratio of 1:2

question 14

Multiple Choice

The Roman discovery of the correct mathematical ratio of 1:2 for an aspect of building allowed them to build what construction safely?

• A)the keystone
• B)the arch
• C)the ashlar
• D)the voussoir

---

Definitions:

Zero Inflation

A situation where the price level of goods and services remains constant over time, indicating no inflation in an economy.

Labor Market

The marketplace in which laborers offer their skills and labor to employers in exchange for wages.

Real Interest Rates

The rate of interest an investor, saver or lender receives (or expects to receive) after allowing for inflation.

Federal Open Market Committee

The branch of the Federal Reserve System that is responsible for determining the direction of monetary policy, specifically by directing open market operations.