Ms. Garcia Math
Rational numbers
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The quotient of an integer divided by a nonzero integer
Irrational Numbers
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An irrational number is any real number that cannot be expressed as a fraction a/b, where a and b are integers, with b non-zero,
The square roots of all numbers which are not perfect squares are irrational
Ratio
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is simply a comparison between two numbers, or a relationship between two quantities.
Example: "ratio of men to women" in the group.
Rate
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Is a ratio between two measurements with different units.
km/h, miles/gallon, ..