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Mathematics, 30.11.2020 20:30 F00Dislife
In a school gym, the ratio of the number of boys to the number of girls was 4 : 3. After 160 boys left the gym, the ratio became 4 : 5. How many girls were there in the gym?
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In a school gym, the ratio of the number of boys to the number of girls was 4 : 3. After 160 boys le...
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