41.圆柱体CAN, 半径=R,高=H, 若另一个圆柱体积相同,r=2/3 R, 那么高h为多少?
9/4h
42.DS: 两个数列S,T,S 由偶数组成,T由奇数组成,两个数列个数相同,问S的MEDIAN 和T的算术平均值谁大?
S,T 为连续的数
S的算术平均值大于T的
43. 4523617
7 个数字中,哪个数字增加1,乘积增加小于1000?
A. 1
B. 2
C. 5
D. 7
E. 4
44. N 有几个不同的质数?
A. N 是7200的因子
B. 180 是N的因子
45. M, P, T 是positive integer, m
A. T-P=P-M
B. Forgot
46. 一个序列,从第三位数起,每个数都与它前面连续的两个数的和有关,the number is the sum of the 2 numbers in the sum is odd or if the sum of the 2 numbers are even, the forth number is 7 and the fifth number is 5, what is the first number?
47. Give the English definition of standard deviation, 2 or 3 lines, there are 4 numbers, 9, 8, 7, 4, ask the standard deviation of these 4 numbers?
48. X, Y 是正整数,X 是3的倍数吗?
A. X-Y 是3的倍数
B. X-2Y是3的倍数
49. N除以3的余数是多少?
A. N除以2 余1
B. N+1除以3 余2
50. 正方体内有以内切球,直径为6,求正方体内最长的一条对角线长度
51.一正方形,10 20, 59, 求周长范围
52.
A. S, T 关系
B. t 1
题目记不清,但是通过A, 求出T 有两值1,2,根据B,可确定T=2, 则答案选C
53. 卖门票 on Monday Tuesday, childrens ticket $7 each, adult $10 each, childrens number on Tues is twice the number on Monday, adults number on Tues is the number on Monday, the total revenue on Monday is $2700, revenue on Tuesday is $2400, whats the childrens number on Monday?
54. 2
55.3个不同的旗子排列视为一个信号,有四面不同的旗子,可排成几个信号?
56.从50加到100的和?
57.孩子们拿笔,either 3 pens , 2 pencils, or 1 pen, 3 pencils, the average pen number is 1.6, whats the average pencils number?
58. lottery $16 billion, separate as gifts, government payment, and expense, give the relation of payment and gift the relation of payment and presentation, ask the payment in $ amount
59. 7 red tomatoes, 5 green tomatoes, ask the probability of all 3 tomatoes are red .
60. 某数的80%是多少?
初二过渡性阶段学习方法总结
高中英语范文之Clone man
It was early in the morning, on a lonely road. It's 41 完形填空答案
There once was a forest filled with happy animals. 阅读理解答案
Teachers’ Day is, interestingly, not celebrated on the same day阅读理解答案
高中英语作文Your own life
英语中关于 pies 和 cakes 的习语
高中英语范文之If i were a teacher
英语作文常用句之段首句型
应该如何表达观点
征战全球 支付宝拿下10大海外机场!
中了这10条 说明ta并没有想和你共度一生!
Elizabeth Blackwell was born in England in 1821, 阅读理解答案
The Harry Potter author JK Rowling has shared some rejection 阅读理解答案
英语作文常用句之结尾句型
你知道吗? 优步开始在全球推出送外卖服务了!
帮助你圆满完成独自旅行的十条小贴士
高中英语范文之My shopping experience
顶尖大学的优势 The Advantages of Top University
BEC商务英语写作的17个关键句型
三一口语6级和7级的话题注意事项
考研英语阅读之要忍耐
每日一句之你不拿我当回事
当我累了 When I Am Tired
美国要使用一切可行手段应对朝鲜核威胁
英语作文常用句之中间段落句型
高中英语范文之My dreaming room
英语作文常用句之对比句型
三一口语考试的优势
Mark Twain was a great writer. He was from the USA. 阅读理解答案
不限 |
英语教案 |
英语课件 |
英语试题 |
不限 |
不限 |
上册 |
下册 |
不限 |