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1、1/9 七年级数学上册期未复习题（二）一精心选一选：1、3的相反数是()A 3 B13 C3 D32、据市旅游局统计，今年“五一”小长假期间，我市旅游市场走势良好，假期旅游总收入达到 8.5 亿元，用科学记数法可以表示为（）A8.5 106 B8.5 107 C8.5 108 D 8.5 1093、下列计算正确的是()A277aaa B235yy Cyxyxyx22223 D.abba5234、将方程421312xx去分母，得()A.)2(31)12(4xx B.)2(12)12(4xxC.)2(36)12(xx D.)2(312)12(4xx5、沿圆柱体上面直径截去一部分的物体如图所示，它的
2、俯视图是()6、如图是一个简单的数值运算程序，当输入的x的值为-1 时，则输出的值为（）A-5 B-1 C1 D5 7、A、B两地相距450 千 M，甲、乙两车分别从A、B两地同时出发，相向而行，已知甲车速度为 120 千 M/时，乙车速度为80 千 M/时，经过t 小时两车相距50 千 M，则 t 的值是()A.2 B.2或 10 C.2.5 D.2或 2.5 8、下 面 四 个 图 形 每 个 都 由 六 个 相 同 的 小 正 方 形 组 成，折 叠 后 能 围 成 正 方 体 的 是（）2/9 ABCD9、巴黎与北京的时差是-7（正数表示同一时刻比北京早的时数），若北京时间是7 月 2
3、 日14：00 时整，则巴黎时间是（）A.7月 2 日 21 时 B.7月 2 日 7 时 C.7月 1 日 7 时 D.7月 2 日 5 时10、国家规定存款利息的纳税办法是：利息税=利息 20%，银行一年定期的利率为2.25%，今小磊取出一年到期的本金及利息时，交纳了 4.5 元利息税，则小磊一年前存入银行的钱为（）A.1000元 B.900元 C.800 元 D.700元11、下面说法正确的是 ()A.过直线外一点可作无数条直线与已知直线平行 B.过一点可作无数条直线与已知直线垂直C.过两点有且只有二条直线 D.两点之间，线段最短.12、下列四个方程中，是一元一次方程的是（）A、2x-y
4、=1 B、x 2-3 x+1=0 C、x=7 D、x2=1 13、一个数的平方为25，则这个数是（）A.5 或 5 B.5 C.4 D.8或 8 14、绝对值大于3 且小于 5 的所有整数的和是（）A.7 B.7 C.0 D.5 15、已知代数式x2y 的值是 3，则代数式2x4y1 的值是（）A.1 B.4 C.7 D.不能确定16、绝对值小于3 的所有整数的积是（）A6 B 36 C 0 D36 17、某种产品，商品的标价为120 元，若以九折降价出售，相对于进货价仍获利20%，该商品的进货价为（）。A 80 元B 85 元C 90 元D 95元二、细心填一填：1、如果运进72吨记作 72
5、 吨，那么运出56 吨记作 _；2、某地某天早晨的气温为220C，中午上升了40C，夜间又下降了100C，那么这天夜间的气温文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7
6、I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 H
7、G7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7
8、I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 H
9、G7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7
10、I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 H
11、G7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I83/9 是_0C；3、在数轴上，与表示2 的点的距离是5 数为 _；4、观察下面一列数，按某种规律在横线上填上适当的数，23，18，13,。5、若m233ba31-3和mnba是同类项，则m=，n=；6、如右图，OC OD，1=35，则
12、 2=；7、如图，点C、D在线段 AB上，AC=BD，若 AD=3cm，则 BC=；8、如果0m21y32m-9关于 y 的一元一次方程，则m；9、用一个平面去截一个几何体，得到的截面是一个三角形，这个几何体可能是_；10、观察下列数据，按某种规律在横线上填上适当的数：1，43，95，167，259，11、右上图是一数值转换机，若输入的x为 5，则输出的结果为12、某商品的进价为100 元，标价为 150 元，现打 8 折出售，此时利润为 _元，利润率为 _；13、小红和小花在玩一种计算的游戏，计算的规则是dcba adbc.现在轮到小红计算4321的值，请你帮忙算一算结果是_；14、计算 5
13、136=_15、“*”是规定的一种运算法则:a*b=a22b.那么 2*3 的值为若（-3）*x=7,那么 x=16、若x=2 是方程axx243的解，则201120111aa的值是。17、已知：如图，线段AB=3.8，AC=1.4，D为 CB的中点，A C D B 则 DB=18、用黑白两种颜色的正六边形地面砖按如下所示的规律拼成若干个图案：输 出(3)输入 x2 文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R
14、2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I
15、2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R
16、2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I
17、2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R
18、2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I
19、2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R
20、2A7I84/9（1）（2）（3）则第（4）个图案中有白色地面砖_块；第 n 个图案中有白色地面砖_块.19、一个袋中有白球5 个，黄球4 个，红球1 个（每个球除颜色外其余都相同），摸到_球的机会最小三计算题：（1）2)4(2)3(32（2）（43+6183）12+（1）2011（3）36（2131）2（4）10022221四、解方程：(1)4x5=x7 （2）35122xx（3）312x615x=1 （4）21(x 1)=2 51(x 2)文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2
21、A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2
22、 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2
23、A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2
24、 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2
25、A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2
26、 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2
27、A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I85/9（5）2（x1）4 （6）83457 x（7）243236aaa（8）)1(23101)23(52)1(43xxx五、先化简，后求值：（1）)3(2)52(4222xyxyxyxxy，其中21,2 yx（2）)3123()31(221yxyxx，其中 x 1，y2；（3）9x 6x2 3(x 32x2),其中 x=2文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
28、I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1
29、R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
30、I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1
31、R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
32、I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1
33、R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
34、I2 HG7P4O8B8H5 ZH1J1R2A7I86/9 六、应用题：1、我校初一所有学生参加2011 年“元旦联欢晚会”，若每排坐30 人，则有 8 人无座位；若每排坐 31 人，则空26 个座位，则初一年级共有多少名学生？2、星星果汁店中的A种果汁比 B种果汁贵1 元，小彬和同学要了3 杯 B种果汁、2 杯 A种果汁，一 共花了 16 元。A种果汁、B种果汁的单价分别是多少元？3、某种商品进货后，零售价定为每件900 元，为了适应市场竞争，商店按零售价的九折降价，并让利40 元销售，仍可获利10%（相对于进价），问这种商品的进价为多少元？4、一队学生去校外进行训练，他们以5 千 M/时的
35、速度行进，走了18 分的时候，学校要将一个紧急通知传给队长，通讯员从学校出发，骑自行车以14 千 M/时的速度按原路追上去，通讯员需多少时间可以追上学生队伍？文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P
36、4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文
37、档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P
38、4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文
39、档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P
40、4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文
41、档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I87/9 5、暑假期间，七（2）班的张明、王强等同学随家长一同到某公园游玩，下面是购买门票时，张明与他爸爸的对话（如图），试根据图中的信息，解答下列问题：张明他们一共去了几个成人，几个学生？（2）正要购票
42、时，张明发现七（3）班的张小毛等10 名同学 和他们的7 名家长共17 人也来购票，请你为他们设计出最省的购票方案，并求出此时的购票费用.七、问题解决：1、某班全体同学在“献爱心”活动中都捐了图书，捐书情况如下表：每人捐书的册数 5 10 15 20 相应的捐书人数 17 22 4 2 根据题目中所给的条件回答下列问题：（1）该班的学生共多少名；（2）全班一共捐了册图书；（3）将上面的数据成制作适当的统计图。文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
43、I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1
44、R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
45、I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1
46、R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
47、I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1
48、R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4
49、I2 HG7P4O8B8H5 ZH1J1R2A7I88/9 2、（7 分）一张长方形桌子可坐6 人，按下图方式讲桌子拼在一起。（1）2 张桌子拼在一起可坐_人。3 张桌子拼在一起可坐_人，n 张桌子拼在一起可坐_人。（2）一家餐厅有40 张这样的长方形桌子，按照上图方式每5 张桌子拼成1 张大桌子，则40 张桌子可拼成8 张大桌子，共可坐_人。3、有一些分别标有3、6、9、12 的卡片，后一张卡片上的数比前一张卡片上的数大3，小华拿到了相邻的5 张卡片，这些卡片之和为150（1）小华拿到哪5 张卡片？（2）你能拿到相邻的5 张卡片，使得这些卡片上的数之和为100 吗？文档编码:CV6O6Z7I
50、4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J1R2A7I8文档编码:CV6O6Z7I4I2 HG7P4O8B8H5 ZH1J