One hundred boys went on a school outing. Eighty-one percent of the boys lost a shoe, 82 percent of the boys lost a sock, 77 per

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问题 One hundred boys went on a school outing. Eighty-one percent of the boys lost a shoe, 82 percent of the boys lost a sock, 77 percent of the boys lost a handkerchief and 68 percent of the boys lost a hat.
What is the minimum percentage who lost all 4 items?

选项

答案0.08

解析

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本试题收录于： C类竞赛（非英语专业本科）题库大学生英语竞赛（NECCS）分类

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One hundred boys went on a school outing. Eighty-one percent of the boys lost a shoe, 82 percent of the boys lost a sock, 77 per

C类竞赛（非英语专业本科）

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Therehavebeenanumberofstudiesonsmokingamongtheyoung.【T1】________,ithasbeenfoundthatmanyofthechildrenliving

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