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mrbichcoconut
2 năm trước
Một bình có dung tích 1,8 lít đang chứa nước ở mức 1/3 thể tích của bình, khi thả hòn đá vào , mức nước trong bình dâng lên chiếm 2/3 thể tích của bình. Hãy xác định thể tích của hòn đá bằng bao nhiêu cm3 ?
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