Question 1 • Algebraic Reasoning
The original punch contains 75% juice, so 20 × 0.75 = 15 cups of juice. Adding 4 cups of pure water increases the total amount to 24 cups but does not change the 15 cups of juice. Thus, 15 ÷ 24 = 0.625, or 62.5%, so the correct choice is 62.5 percent.
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