ai chỉ mình giải bài tập toán 9 này với suy nghĩ hoài hổng ra có tổng cộng 354 người gồm giáo viên và học sinh nhà trường chia thành 8 xe gồm 2 loại xe 54 chỗ và 15 chỗ không tính tài xế để đi tham quan cho mình hỏi là nhà trường cần bao nhiêu chiếc biết rằng các xe đều đủ chỗ

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