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xuantruongsp
2 năm trước
Trong kì thi Olympic học sinh tiểu học năm học 2013, trường tiểu học A có số học sinh nữ dự thi nhiều hơn số học sinh nam dự thi là 2 học sinh. Biết 2/3 số học sinh nữ bằng 3/4 số học sinh nam. Hỏi tường tiểu học A có tất cả bao nhiêu học sinh tham dự kì thi Olympic học sinh tiểu học?
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