Turn a 4 to 7 ratio into a tile count

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Quantitative Reasoning

The ratio of the number of blue tiles to the number of green tiles in a box is $4$ to $7$ . If the box contains 63 green tiles, how many blue tiles does it contain?

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Answer: 36

The ratio of blue tiles to green tiles is $4$ to $7$ . Since 63 green tiles correspond to 7 parts, each part represents $63 \div 7 = 9$ tiles. Therefore, the number of blue tiles is $4 \times 9 = 36$ .

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Quantitative Reasoning

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