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Fittoniya [83]
3 years ago
8

môt lâm trường lập kế hoạch trồng 1 số ha rừng, theo đó mỗi tuần lâm trường phải trồng 15ha. Trên thực tế nhờ cải tiến kĩ tuật,

lâm trường đã trồng được 20ha mỗi tuần. Do đó, lâm trường khong những đã hoàn thành kế hoạch trước thời hạn 1 tuần mà còn trồng thêm được 5ha rừng. Hỏi theo kế hoạch, lâm trường phải trồng bao nhiêu ha rừng?
Mathematics
1 answer:
Lina20 [59]3 years ago
8 0

Step-by-step explanation:

mình nghĩ là như vầy. Chúc bạn học tôt :))))

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thankyou^^

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