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thaithuyduong
2 năm trước
1. Một thửa ruộng hình chữ nhật có chiều dài 45m chiều rộng bằng 3/5 chiều dài .Trung bình cứ 100 m2 thu hoạch được 65kg thóc.Hỏi a)Cả thửa ruộng thu hoạch được bao nhiêu kg thóc ? b) Tính số thóc đó ra đơn vị là Tấn/hm2 2. Có 2 xe chở gạo.Xe 1 đi được 2 chuyến,mỗi chuyến chở được 3500kg gạo.Xe 2 đi được 3 chuyến,mỗi chuyến chở được 4200kg gạo.Hỏi trung bình mỗi xe chở được bao nhiêu tấn gạo?
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