This math topic focuses on calculating total costs and earnings using unit rates. It centers on two primary scenarios: determining total cost from given total weights and per unit prices, and calculating total earnings from total hours worked and hourly wages. Aside of basic arithmetic, this topic emphasizes real-world application of ratios and unit rates in financial contexts, enhancing problem-solving skills in a practical setting. Each problem provides multiple choice answers, reinforcing the concept of unit rate calculations in everyday scenarios.
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What is the total earnings in this scenario?
wage: 8.5 $/hr
total hours: 0.5 hrs