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thuymaythpttranphu
2 năm trước
Năm trước bà Sen mua một khu đất hình chữ nhật có kích thước 4m x 20m. Năm nay bà Sen bán khu đất đó được 4.000.000.000 đồng và ước tính đạt lợi nhuận 25%. Hỏi năm trước giá bán của 1m vuông đất là bao nhiêu? (giúp mình với)
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