yuckfoo yuckfoo

10-10-2017
Mathematics

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the ratio of girls to boys in a tennis club is 4:5 if there are 144 children in the club how many girls are there

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musiclover10045 musiclover10045

10-10-2017

4:5 means 4 girls to every 5 boys

4+5=9

144/9 = 16

4 *16 = 64 girls

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