There are 30 students in a class. The average score of a math test is 80. If the average score of 20 girls is 85, what is the average score of the boys? A. 70 B. 75 C. 80 D. 85 相关知识点: 试题来源: 解析 B。本题考查平均数的计算。总分 = 30×80 = 2400,女生总分 = 20×...
百度试题 结果1 题目32. There are 30 studentsin a class. $$ \frac { 7 } { 1 0 } $$of the class are present on Monday How many students are present?C A. 9 B. 18 C. 21 D. 27 相关知识点: 试题来源: 解析 C 反馈 收藏
aHere are the support and service options available where you are. 这支持和服务选择可利用您的地方。[translate] al will see what they have on the menu first l将看见什么他们首先有在菜单[translate] aschoolteacher 教师[translate] athere are 30 students in my class. 有30名学生在我的类。[trans...
解答一 举报 答案是 C.All 第二句动词 are 说明名词是复数,只有选项 C 和 D 是复数名词,但因30 students 不能选 both,必须选 all . 解析看不懂?免费查看同类题视频解析查看解答 更多答案(1) 相似问题 There are thirty students in our class.Twenty are girls,___student. There are altogether...
There are thirty students in our class in all, mosThere are thirty students in our class in all, most of__are from villages. 答案: whom©2022 Baidu |由 百度智能云 提供计算服务 | 使用百度前必读 | 文库协议 | 网站地图 | 百度营销
In a class, there are 30 students. If 10 students are boys, the fraction of boys in the class is _. A. one - third B. one - thrid C. one over thirt D. one on third 相关知识点: 试题来源: 解析 A。解析:10占30的三分之一。分子one是基数词,分母third是序数词,分子是1,分母不...
(if they like both subjects) and howmany should go on the left (if they only like Maths).We know there are 30 students in the class, and if thereare 6 students outside the circles then the other threesections must add up to 24.We know there are 21 students who like Maths, so ...
A class has 20 girls and 16 boys. One student is selected at random. Find the probability that the student is a girl. View Solution There are 35 students in a class of whom 20 are boys and 15 are girls. From these students one is chosen at random. What is the probability that the...
There are 32 students in our class. Two boys are Americans, ___ are Chinese. [ ] A. the others B. the other C. others D. other 试题答案 在线课程 A 练习册系列答案 课课练与单元测试系列答案 世纪金榜小博士单元期末一卷通系列答案
as都表示像……一样，区别是前者用于否定句，后者用于肯定句。so…so没有这样的用法。句意：我们班像你们班一样有很多学生。故选C。点评：英语介词的一个特点是一词多义，并且介词间语义交叉现象很多，习惯用法也很多，有时很难从词义上区分开来。故学习中要注意不断总结，结合语境结合基本词义多记...