Mathematics, 17.10.2019 13:10 cajunldy2001
There are 12 boys and 15 girls in your class. four new students, 3 boys and 1 girl, join your class. compare the ratio of boys to girls before and after the new students enrolled.
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There are 12 boys and 15 girls in your class. four new students, 3 boys and 1 girl, join your class....
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