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2022-05-07 09:09:29
lưu ý !!! câu trả lời là kiến thức lớp 7 : Vật phát ra âm thanh khi vật dao động : âm thanh lan truyền được trong chất lỏng khí rắn và không truyền được trong chân không
2022-05-07 09:05:26
2022-05-07 09:04:18
Mỗi xe chở được số gạo là:
1632:4=408(bao gạo)
Vậy 7 xe chở được số gạo là:
408x7=2856(bao gạo)
Đáp số :2856 bao gạo
nếu có sai thì thông cảm nha\