Bài 1: Một cửa hàng có số gạo nếp bằng 5/9 Số gạo tẻ. Sau khi bán đi 25 kg gạo mỗ loại thì còn lại số gạo tẻ nhiều hơn số gạo nếp là 80 kg. Hỏi cửa hàng đó còn lại bao nhiêu ki- lô-gam gạo? Bài 2: Một đội trồng rừng trong ngày đầu trồng được số cây bằng 7/10 số cây của ngày sau. Tính số cây trơ trong hai ngày đó, biết rằng nếu ngày đầu trồng thêm 100 cây và ngày sau trồng thêm 70 cây thì ngày sau sẽ trồng hơn ngày đầu là 60 cây?

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