TEAS Mathematics Quiz
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NUMBERS AND ALGEBRA
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To make a specialized concrete, a builder mixes cement, sand, and gravel in a ratio of 2:5:8 by weight. The sand used for the mix has a density of 1.6 g/cm³, and the builder needs to use 2.5 cubic meters of sand. If cement costs $0.80 per kilogram, what is the total cost of the cement required for the entire batch of concrete?
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