-- 36 miles per hour
-- $3.55⁹ per gallon
-- 8 hours per day
-- $7.35 per hour
-- $3.79 per pound
-- 20 children per 3rd grade classroom
-- 40 hours per week
-- 12 eggs per dozen
Rate is a ratio that compares two quantities of different units.
20 oz of juice for $4, miles per hour, cost per pound etc. are examples of rate.
A rate is a ratio that compares two different quantities, usually involving time. Common examples include speed (miles per hour), price per item, heart rate (beats per minute), wages (dollars per hour), and student-teacher ratios. Rates help us understand how one quantity relates to another in various contexts.
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