Збережемо ліс! Виконала учениця 7-б класу Лященко Карина
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- 1. ! 7-
2. , , 80 ., , . 909 . , , , . 3. , ? - , , , . ... 4. 51 ( 1 = 4046,9 2) 5. 50 - , . 6. ? 1 2000 1 2 1 3 4 : 1 100 40% ! 7. .
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