This math topic focuses on calculating unit rates in various practical contexts. The exercises involve determining wages in dollars per hour from given total earnings and hours worked, as well as calculating unit prices in dollars per kilogram from provided total costs and weights. Each question presents a scenario along with four multiple-choice answers. The problems are designed to enhance understanding of how to solve for rate as well as to apply ratio concepts practically.
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What is the unit price in $/kg?
total cost: 23.25 $
total weight: 9.5 kg