学校 姓名 班级___________ 座位号 ……装…………订…………线…………内…………不…………要…………答…………题……
一、想一想 ，填一填。（13分）
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1. 一本书已经读了20%，把（ ）看作单位“1”，未读的占这本书的（ ）。
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12。（）This article includes some parts, including text, pictures, and design. Copyright is personal 2. （ ）∶4＝0.75＝（ ）÷8＝
3. 张师傅实际完成了计划工作的128%，超过原计划的（ ）。 4. 用圆规画一个直径是4厘米的圆时，圆规两脚间的距离是（ ）厘米。
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5. 若两个圆的半径之比是2∶3，则周长之比是（ ），面积之比是（ ）。
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6. （易错）在4∶9中，如果比的前项加上4，那么要使比值不变，后项应加上（ ）。
15This article includes some parts, including text, pictures, and design. Copyright is personal
15This article includes some parts, including text, pictures, and design. Copyright is personal 7. 20吨先增加后，再减少，结果是（ ）吨。
8. 要反映两名同学五次月考成绩的变化情况，应选用（ ）统计图。
9. 妈妈用年终奖金的80%购买了三年期国债，年利率是5.43%，到期后取出利息390.96元，妈妈的年终奖金是（ ）元。
二、挑兵选将。（将正确答案的序号填在括号里）（16分）
1. 把10克盐放入100克水中，盐和盐水的质量的比是（ ）。 A. 1∶10 B. 1∶9 C. 1∶11 2. 张叔叔做种子发芽试验，发芽的有98粒，没发芽的有2粒，这批种子的发芽率是（ ）。
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A. 98% B. 100% C. 97% 3. 要反映200克牛奶中各种微量元素的含量，用（ ）统计图比较合适。
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A. 折线 B. 条形 C. 扇形
4. 如图 （ ）。
，从甲地到乙地，有两条路线，这两条路线相比，
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A. 路线①较短 B. 路线②较短 C. 两条路线一样长
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455. 小东花掉了他的压岁钱总数的，花掉的钱数与他剩余钱数的比是（）。
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A. 4∶5 B. 5∶4 C. 4∶1 6. 如果甲数的是30，那么甲数的是（ ）。
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A. 15 B. 60 C. 540
7. （易错）2010年南非世界杯决赛阶段共有32支球队参赛，平均分成8组进行小组循环赛，规定小组内每2支球队之间都要赛1场，小组赛一共赛了（ ）场。
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A. 48 B. 32 C. 24
8. 左图从右面观察到的形状是（）。
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三、按要求完成下列各题。（29分）
1. 用简便方法计算下列各题。（8分）
2. 求未知数x的值。（9分）
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516133??? 10+1775％-70.75 137754
131x= 504 x-x＝14 1.2∶＝ 76%x-
x53. 求阴影部分的面积。（π取3.14，单位：厘米）（12分）
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四、下面是栖月和紫函两人参加600米赛跑的行程图。（8分）
1.跑完全程栖月用了（ ）分钟。
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2.栖月到达终点后，紫函又跑了（ ）分钟才到终点。
3.栖月的平均速度是每分钟（ ）米，紫函的平均速度是每分钟（ ）米。
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五、下面是王磊和张峰两人四次数学月考成绩统计表。（10分）
六、生活中的数学。（24分）
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1. 张师傅加工一批零件，第一周完成总数的10%，第二周加工了200个，还剩700个没加工。这批零件共有多少个？
2. 拍摄位置的编号填在相应图形下面的括号里。
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3. 妈妈带冬冬去参加她同事小王的婚宴，回来时王阿姨给了冬冬一些喜糖，回家后冬冬数了数，发现共有48块酥糖和软糖，他吃了3块酥糖后，酥糖和软糖的个数的比是1∶2。这两种糖原来各有多少块？（名校小升初真题）
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发散思维能力测试（10分）
【最新】北师大版六年级数学上册期末考试测试卷及答案
