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Mathematics, 17.08.2021 16:30 alexusnicole817

Một lớp có 40 học sinh. Số học sinh nam và học sinh nữ của lớp tỉ lệ với 3 và 5. Tính số học sinh nam, học sinh nữ của lớp đó.

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Một lớp có 40 học sinh. Số học sinh nam và học sinh nữ của lớp tỉ lệ với 3 và 5. Tính số học sinh na...

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