Free SAT Practice Question

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ID: DSAT-MATH-AG-013
Section: Digital SAT Math - Algebra
Topics: Linear equations in two variables; MCQ
Difficulty level: Hard

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A park has two fishponds: One, Nemo fishpond is a square-shaped fishpond that has a side of 10 meters, and two, Guppy fishpond is a circular-shaped fishpond that has a radius of 7 meters. The total number of fishes in both fishponds is 20,453. The equation \(100x + 154y = 20,453\) represents this situation. Which of the following is the best interpretation of \(y\) in this context?
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