Chapter Three Flashcards
Ratio
a comparison of two quantities
Value of a Ratio
the number a/b or a:b or a to b that is associated with the ratio
Equivalent Ratios
two ratios that describe the same relationship
Ratio Table
a way to find and organize equivalent ratios
Rate
a ratio of two quantities using different units
Unit Rate
compares a quantity to one unit of another quantity
Equivalent Rates
have the same unit rate
US Customary System
a system of money management that contains units for length, capacity, and weight
Metric System
a decimal system of measurement, based on powers of 10, that contains units for length, capacity, and mass
Conversion Factor
a rate in which the two quantities are equal
Unit Analysis
a way to determine which conversion factor will produce the appropriate units.
