Mathematics, 31.07.2019 03:50 babbity2009
At a school event, there were 96 girls. the ratio of the number of girls to the number of boys was 4 : 5. after some time, some boys arrived and th ratio became 2 : 3. how many boys arrived?
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At a school event, there were 96 girls. the ratio of the number of girls to the number of boys was 4...
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