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The ratio of boys to girls at a school is 9 to 11. If 400 students attend the school, how many are girls?
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The ratio of boys to girls at a school is 9 to 11. If 400 students attend the school, how many are girls?

User SKLTFZ
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Answer:

total ratio=9+11=20

number of girls=11/20*400

=220

Step-by-step explanation:

User Eduvm
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