<div style="text-align: center;"><font color="#ff0000"><strong>2017年</strong><strong>小升初数学模拟试卷</strong></font></div><br><strong><span>一、直接写得数</span></strong><strong><span>:</span></strong><span>(</span><span>共</span><span>8分)</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/2016111820646.png?m=0.6147086502017141"><br><br><strong><span>二、巧解“密码”</span></strong><strong><span>:</span></strong><span>(</span><span>共</span><span>6分)</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/2016111820814.png?m=0.822310804524705"><br><br><strong><span>三、用合理的方法计算</span></strong><strong><span>:</span></strong><span>(</span><span>共</span><span>14分)</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/201611182097.png?m=0.7918337469845369"><br><br><strong><span>四、列综合算式或方程解文字题</span></strong><strong><span>:</span></strong><span>(</span><span>共</span><span>6分)</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118201124.png?m=0.16253615654700448"><br><br><strong><span>五、知识宫里奥妙多(22分)</span></strong><br><br><span>1、台湾岛是我国第一大岛,面积有三万五千七百五十九平方千米写作________平方千米,以“万”作单位,保留一位小数约是________万平方千米。</span><br><br><span>2、800平方米=________公顷 2.25小</span><span>时=_____</span><span>___小时________分</span><br><br><span> </span><span>________比4多25%</span><span> 20千克比________千克轻20%</span><br><br><span>3、3∶</span><span>4=________÷20=________%=</span><span>15/( )</span><span>=________折</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118201317.png?m=0.6296406250134274"><br><br><span>5、东东家在北京,奶奶在南京,他在比例尺是</span><span>1∶6000000的地图上量得北京到南京的铁路线长约为15厘 米,①北京到南京的实际距离为________千</span><span>米;②暑假他乘K65次火车从北京到南京,共行了15小时,这列火车平均每小时行驶________千 米;照这样的速度,图上1厘米所表示的实际距离火车要行驶_</span><span>_______小时。</span><br><br><span>6、小王叔叔经营的小饭店上半年营业额是40万元。若按营业额的5%缴纳营业税应缴纳营业税款________万 元。小王叔叔把剩下的这些钱存人银行(定期两年),已知</span><span>两</span><span>年期的年利率为2.43%,存款的利息要按20%的税率纳</span><span>税。两年后,小王叔叔实得本金和税后利 息共________万元(得数保留两位小数)。</span><br><br><span>7、按糖和水的比为1∶19配制一种糖水,这种糖水的</span><span>含糖率是________%;现有糖50克,可配制这种糖水________克。</span><br><br><span>8、</span><span>一个等腰三角形的周长是30厘米,其中一条边长8厘米,和它不相等的另一条边长度是________厘米,也可能是________</span><span>厘米。</span><br><br><span>9</span><span>、把两个自然数A,B分解质因数:A=2×3×m,B=3×m×7,已知A,B的最大公约数是15,那么m=________,A,B的最小公倍数是_____</span><span>___。</span><br><br><span>10、如下图,阴影部分的面积与正方形面积的比是5∶12,</span><span>正方形的边长是</span><span>6厘米,DE的长是________厘米。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118201448.png?m=0.9843947626673242"><br><br><span>11、在一个长、宽、高分别为40厘米、50厘米、60厘米的长方体水箱中有A, B两个进</span><span>水管,先开A管,经过一段</span><span>时</span><span>间后两管同开。下面折线图表示进水情况,请根据图回答问题。</span><br><br><span>(1) A管开放________分钟后,B管才</span><span>开始与A管同时进水。</span><br><br><span>(2) B</span><span>管开始进水时,水箱的水已有__</span><span>______厘米。</span><br><br><span>(3) A,B</span><span>两管同时进水,每分钟进水______</span><span>__毫升。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118201610.png?m=0.2762106674979654"><br><br><strong><span>六、选择题</span></strong><strong><span>:</span></strong><span>(</span><span>共</span><span>8分)</span><br><br><span>1、请你估计一下,( )接近自</span><span>己的年龄。</span><br><br><span>A.600分 </span><span> </span><span> B.600周 C.600时 D.600月</span><br><br><span>2、下图圆中是一个正三角形,这个图形的对称轴有________。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/2016111820178.png?m=0.38679404727892885"><br><br><span>A.1条 </span><span> B.3</span><span>条</span><span> </span><span></span><span>C.无数条</span><br><br><span>3、电梯的载重限额是1450千克,那么电梯最多可以运送________个70千克的人而不超载。</span><br><br><span>A.16 B.20 </span><span> </span><span> C.30</span><br><br><span>4、一根绳剪成两段,第一段长3/7</span><span>米,第二段占全长的</span>3/7<span>,那么,________</span><br><br><span>A.第一段长 B.第二段长 </span><span> </span><span>C.不能确定哪一段长</span><br><br><span>5、下图是由4个完全相同的小正方体堆成的一个立体图形,从上面看这个图形,可以看到____</span><span>____</span><span>个小正方形。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/2016111820193.png?m=0.1299375942022809"><br><br><span>A.2 B.3</span><span> </span><span>C.4 D.以上答案都不正确</span><br><br><span>6、我们学校订阅《中国少年报》的金额与份数________。</span><br><br><span>A.成正比例 </span><span> </span><span>B.成反比例 C.不成比例</span><br><br><span>7、水结成冰后体积是原来的1.1倍,冰的体积比水增加了________。</span><br><br><span>A.10% B.110%</span><span> </span><span>C.1/11</span><span> </span><span> </span><span> </span><span>D.10/11</span><br><br><span>8、下</span><span>列说法正确的是________</span><br><br><span>A.一条射线长50米。</span><br><br><span>B.北京承办</span><span>奥运会的那年二月有28天。</span><br><br><span>C.7/35</span><span>能化成有限小数。</span><br><br><span>D.假分数的倒数一定是真分数。</span><br><br><span>E.3和4是互质数,它们也都是12的质因数。</span><br><br><span>F.圆柱的底面半径扩大</span><span>2倍,高也同</span><span>时扩大2倍,这个圆柱的体积就扩大4倍。</span><br><br><strong><span>七、“动画”世界,动手动脑(4分)</span></strong><br><br><span>下面是一张边长4厘米的正方形纸。</span><br><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118202055.png?m=0.15900234152865567"><br><br><span>(1)请你在这张纸上画一个最大的圆。并在圆上用字母标出圆心、半径和直径。</span><span>(2分)</span><br><br><span>(2)如果把这个圆从正方形纸上剪下来,求这张正方形纸的利用率。(2分)</span><br><br><strong><span>八、走进生活,解决问</span></strong><strong><span>题</span></strong><strong><span>:</span></strong><span>(</span><span>共</span><span>32分)</span><br><br><span>1、只列式(或方程)不计算。(8分)</span><br><br><span>(1)学校建综合楼,实际投资120万元,节约了30万元,节约了百分之几?</span><br><br><span>列式:______________________________</span><br><br><span>(2)某个体户,去年12月份营业收入5000元,按规定要缴纳3%的营业税。纳税后还剩多少</span><span>钱</span><span>?</span><span> </span><span>列式:______________________________</span><br><br><span>(3)甲、乙两地相距300千米,甲行完全程要20小时,乙行完全程要3</span><span>0小时,现两人同时从甲、乙两地相向而行,多少小时相遇?</span><span> </span><span>列式:________________</span><span>______________</span><br><br><span>(4)一个房间铺地砖,如果用面积为16平方分米的方砖铺至少需150块。如果改用边长为5分米的方砖铺,至少需多少块?(用比例知识解答)</span><br><br><span>解:</span><span>设至少需x块。</span><span> </span><span>方程:______________________________</span><br><br><span>2、某工程队承包了720米的一段修路工程,前6天完成了全工程的30%。现在</span><span>工程指挥部要求余下的工程必须在13天内完成,照这样</span><span>的工作效率,能不能按时完成任务?</span><br><br><span>3、小红的爸爸妈妈计划在6月份的收入中,支出的钱数</span><span>和储蓄的钱数的比是5∶3,月底算账时发现支出的钱数比储蓄的多800元,小红的爸爸妈妈6月份收入是多少元?</span><br><br><span>4、一个圆柱形</span><span>沙堆,底面积是</span><span>77.</span><span>5平方米,高是2.4米。用一辆载重8吨的汽车去运,几次可以运完?(每立方米的沙重2吨)(得数保留整数)</span><br><br><span>5、某城市按以下规定收取每</span><span>月煤气费,每户</span><span>用煤气</span><span>在60立方米以内的</span><span>部分按每立方米0.8元收费;超出60立方米的部</span><span>分按每立方米1.2元收费。</span><span>王芳家上月共交煤气费60元,她家上月用煤气多少立方米?</span><br><br><span>6、校足球队要买50个足球,采购员看了甲、乙、丙三家商店,单价都是25元,但促销方式不同。</span><br><br><span><img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118202159.png?m=0.23186179430284426"> </span><br><br><span>请你帮采购员</span><span>算一算,去哪家商店买比较合适?(请写出计算过程)</span><br><br><br><div style="text-align: center;"><font color="#38761d"><strong>2017年小升初数学模拟试卷</strong><strong>参考答案</strong></font></div><br><img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118202318.png?m=0.06282848714637912"><br><br><span>五、</span><span> </span><span>1、</span><span> </span><span>35759 3.6</span><br><br><span> </span><span> </span><span>2、</span><span> </span><span>0.08 2 15 5 25</span><br><br><span> </span><span> </span><span> 3、</span><span> </span><span>15 75 20 七五</span><br><br><span> </span><span> </span><span> 4、</span><span> 3.14</span><span> 3</span><span>1.4%</span><br><br><span> </span><span> </span><span> 5、</span><span> </span><span>①900 ②60 ③1</span><br><br><span> </span><span> </span><span> 6、</span><span> </span><span>2 </span><span>39.48</span><br><br><span> </span><span> </span><span> 7、</span><span> </span><span>5 1000</span><br><br><span> </span><span> </span><span> </span><span>8、</span><span> </span><span>11 14</span><br><br><span> </span><span> </span><span> 9、</span><span> </span><span>5 210</span><br><br><span> </span><span> </span><span> 10、5</span><br><br><span> </span><span> </span><span> 11、(1)15 (2</span><span>)30 (3)6000</span><br><br><span>六、</span><span> </span><span>1、B 2、B 3、B</span><span> </span><span>4、A 5、B 6、A</span><span> </span><span>7、A 8. C</span><br><br><span>七、</span><span> </span><span>(1)</span><span> </span><span>略</span><br><br><span> <img src="//www.szxuexiao.com/uploadimages/2016/1118/20161118202456.png?m=0.28462198795659943"></span><br><br><span> 2、30%÷6×13=</span><span>0.65=65%</span><br><br><span> 1-</span><span>30%=70%</span><br><br><span> 65%<70%,所以不能按</span><span>时完成任务。</span><br><br><span> 3、800÷(5-3)×(5+3)=3200(元)</span><br><br><span> 4、77.5×2.4×2÷8≈47(次)</span><br><br><span> 5、(60-60×0.8)÷1.2+60=70(立方米)</span><br><br><span> 6、甲店:买42个,送8个,共</span><span>花42×25=1050(元)</span><br><br><span> 乙店:50×25×80%=1000(元)</span><br><br><span> 丙店</span><span>:共花50×25=1250(元),</span><br><br><span> 可返还现金12×20=240(元),实际等于花了1250-240=1010(元)。所以去乙店买比较合适。</span><br><br>
六年级下