ISEE Upper Level Quantitative Reasoning Flashcards: Proportional Relationships

Study Proportional Relationships in ISEE Upper Level Quantitative Reasoning with focused flashcards that help you recognize the idea, recall the key rule, and apply it in practice-style prompts.

QUESTION

Identify the value of $x$ that makes the ratios proportional: $9:12 = x:20$ .

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ANSWER

$x = 15$ . Simplify 9:12 to 3:4, then multiply 20 by $\frac{3}{4}$ to find $x$ .

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ISEE Upper Level Quantitative Reasoning: Ratios and Proportional Reasoning

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Ratios and Comparisons23 cards

Scaling and Unit Rates25 cards

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What this deck covers

This deck focuses on Proportional Relationships, giving you a quick way to review the definitions, rules, and examples that matter most for ISEE Upper Level Quantitative Reasoning.

How to use these flashcards

Work through these flashcards in short sessions. Try to answer each prompt before flipping the card, then revisit any cards you miss until the explanation feels automatic.

Practice questions

1 of 25Practice questions for this set

A model airplane is built to a scale of 1:48. If the model's wingspan is 9.5 inches, what is the wingspan of the actual airplane?

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