This math topic focuses on solving problems related to unit rates and determining the denominator in various contexts. Specifically, students practice calculating hours worked based on given total earnings and wage per hour, and determining the total weight of items from the total cost and unit price. These problems test the ability to manipulate and interpret ratios in practical scenarios such as wages and shopping, enhancing the students' skills in dealing with real-life math applications.
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What is the total weight in this scenario?
total cost: 9.5 $
unit price: 4.75 $/kg