What is the better buy: 12 oz for 6 dollars or 20 oz for 9 dollars?
QUESTION
Find the missing value: at $4 per pound, what is the cost of 6 pounds?
QUESTION
What is a unit rate, in terms of a ratio ba?
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ANSWER
A rate with denominator 1, written as 1a per 1 unit. A unit rate simplifies the ratio ba by dividing a by b to express the quantity per single unit of the denominator.