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The ratio of boys to girls in this scenario would be 2:1. This is determined by dividing the number of boys (18) by the number of girls (9), which simplifies to 2:1. Ratios represent the proportional relationship between two quantities and can be expressed in various forms, such as 2/1 or as a fraction.

Q: What if ther was 18 boys and 9 girls what is the ratio?

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The ratio of boys to girls can be calculated by dividing the number of boys by the number of girls. In this case, there are 18 boys and 9 girls, so the ratio would be 18:9. This ratio can be simplified by dividing both numbers by their greatest common factor, which in this case is 9. Therefore, the simplified ratio of boys to girls is 2:1.

18:16

18 boys and 12 girls

3 to 2

In a class of 30, if there are 12 boys then there must be 18 girls. This would make the ratio: 18:12 or 3:2 (girls:boys)

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2 to 1

The ratio of boys to girls can be calculated by dividing the number of boys by the number of girls. In this case, there are 18 boys and 9 girls, so the ratio would be 18:9. This ratio can be simplified by dividing both numbers by their greatest common factor, which in this case is 9. Therefore, the simplified ratio of boys to girls is 2:1.

The ratio is 28:18 which can cancel down to 14:9

18 boys 30 girls

The ratio of boys to girls is 18:28. Simplified it is 9:14.14/9

18:16

Um... it's 11 boys to 18 girls... You know, 11:18? It can't be simplified.

18 boys and 12 girls

3 to 2

In a class of 30, if there are 12 boys then there must be 18 girls. This would make the ratio: 18:12 or 3:2 (girls:boys)

10:18 or 5:9 (simplified)

There are 12 boys.