Mathematics, 09.09.2020 14:01 isabelperez063
In a group of 15 children the ratio of the boy : the girl is 2: 3: 5 more girls join the group. Calculate the percentage of boys in the new group. What is the percentage decrease for the boys? Find the increase percent of the girls
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In a group of 15 children the ratio of the boy : the girl is 2: 3: 5 more girls join the group. Calc...
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