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Nguyễn Hiếu Ngân 2012
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2022-05-09 12:26:05
Hiệu số phần là : 5 - 2 = 3 (phần) Chiều rộng mảnh đất là : ( 27 : 3 ) x 2 = 18 (m) Chiều dài mảnh đất là : 18 + 27 = 45 (m) Diện tích mảnh đất là : 45 x 18 = 810 (m2) Mảnh đất đó thu được số rau là : ( 810 : 10 ) x 23 = 1863 ( kg ) Đáp số : 1863 kg