This math topic focuses on calculating equivalent ratios, particularly in the context of adjusting recipe quantities using integer multiples and decimals. Students are required to find the necessary amount of an ingredient (like peach in a smoothie or blue in paint) using a given ratio when the amount of another ingredient is specified. Each problem includes multiple-choice answers, allowing students to practice precise calculation skills while deepening their understanding of ratios and scaling proportions in practical scenarios.
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This paint color needs 1 ml of blue for every 9.75 ml of magenta. How much blue is needed if you have 3.25 ml of magenta