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phuonghoalechan
2 năm trước
Một người bán gạo, bán được số gạo tẻ nhiều hơn số gạo nếp là 12,5 kg và số gạo nếp bán được bằng 1/3 số gạo tẻ bán được. Hỏi: a. Người đó bán được tất cả bao nhiêu kg gạo vừa nếp vừa tẻ. b. Số gạo tẻ người đó bán được chiếm bao nhiêu phần trăm tổng số gạo đã bán?
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