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The ratio of boys to girls in Math class is 3:4. If there are 21 total students in class, how many more girls are in the class than boys?

The ratio of boys to girls in Math class is 3:4. If there are 21 total students in class, how many more girls are in the class than boys?
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The ratio of boys to girls in Math class is 3:4. If there are 21 total students in class, how many more girls are in the class than boys?

User Dotancohen
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2 Answers

2 votes
3 to 4
3(3+4) is 21
There are 9 boys and 12 girls in the class
Answer=There are 3 more girls than boys
User Tomas McGuinness
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8.1k points
3 votes
There should be 3 more girls than boys in the class (9 boys, 12 girls)
User JPV
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9.3k points
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