2 2 1/2 2 1/2 5 5 TỔNG SỐ ĐIỂM 2,0 2,0 2,0 1,0...

câu 3 2 2 1/2 2 1/2 5 5

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Số

điểm 2,0 2,0 2,0 1,0 2,0 1,0 4,0 6,0