Two Term Ratio-it compares 2 quantities measured in the same unit
EXAMPLE: boys: girls
Three Term Ratio- compares 3 quantities measured in the same unit.
EXAMPLE: boys: girls: men
Part to Whole Ratio- compares different parts of a group to each other. It can
be written as fraction, decimal, and percent.
EXAMPLE: boys: everyone ( boys, girls, men )1:5
Part to Part Ratio- compares different parts of the group to the whole group.
EXAMPLE: boys : girls
1 : 2
Unit Rate- a rate in which the second term is one.
EXAMPLE: $1/ per 3 cookies
Unit Price- a unit used when shopping.
EXAMPLE: $ per/ gram, $ per/ kilogram, $ per/ hour, kg per/ hour, etc.
PROPORTION:a relationship that say 2 ratios or 2 rates are equal. Can be written as fraction.
EXAMPLE : ( $ 5 / 10 cookies) = ( $ 15 / 30 cookies)