Math Problem Statement

If 2/3 of a liter of juice gives you 80% of your daily value of vitamin C, then how much juice will give you 100% of your daily value of vitamin C? Show how to solve this problem with the aid of a math drawing and a percent table. Explain your reasoning.

Solution

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Math Problem Analysis

Mathematical Concepts

Proportions
Percentage
Fractions

Formulas

Proportion formula: a/b = c/d
Cross-multiplication: (a * d) = (b * c)

Theorems

Proportionality Theorem

Suitable Grade Level

Grades 5-7