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04-04-2019
Mathematics

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The ratio of boys to girls in a group is 7:2 if there are 60 more boys than girls work out how many girls are there

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04-04-2019

There are 9 parts altogether (7+2) and there are 5 more parts of boys that of girls so 5 parts=60, therefore 1 part=12

There are 2 parts of girls- 12x2= 24 girls altogether

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