题目内容
(10分) 阅读对人成长的影响是巨大的,一本好书往往能改变人的一生.1995年联合国教科文组织把每年4月23日确定为“世界读书日”.表(1)是该校学生阅读课外书籍情况统计表,图2是某校三个年级学生人数分布扇形统计图,其中八年级人数为408人.请你根据图表中的信息,解答下列问题:
(1)该校八年级的人数占全校总人数的百分率为____________.(3分)
(2)表 (1) 中A = _____________,B = ____________.(4分)
(3)该校学生平均每人读______________本课外书.(3分)
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(1)该校八年级的人数占全校总人数的百分率为____________.(3分)
(2)表 (1) 中A = _____________,B = ____________.(4分)
(3)该校学生平均每人读______________本课外书.(3分)
(1)34%
(2)0.35
(3)25
解:
(1) ················································································ 3分
(2)
······················································ 5分
······················································· 7分
(3)
········································································· 10分
该校学生平均每人读2本课外书
(1) ················································································ 3分
(2)
······················································ 5分
······················································· 7分
(3)
········································································· 10分
该校学生平均每人读2本课外书
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