In a survey of students,each student selected from a list of 12 songs the 2 songs that the student liked best.If each song was selected 4 times,how many students were surveyed?

来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/24 08:51:46
Inasurveyofstudents,eachstudentselectedfromalistof12songsthe2songsthatthestudentlikedbest.Ifeachsong

In a survey of students,each student selected from a list of 12 songs the 2 songs that the student liked best.If each song was selected 4 times,how many students were surveyed?
In a survey of students,each student selected from a list of 12 songs the 2 songs that the student liked best.If each song was selected 4 times,how many students were surveyed?

In a survey of students,each student selected from a list of 12 songs the 2 songs that the student liked best.If each song was selected 4 times,how many students were surveyed?
一群学生,每人从12首歌的列表中选出2首最喜欢的,如果每首歌被选择了4次,学生应该有多少人?
12X4=48(次) 每人选2首,共计48/2=24(人)

答案错了吧,三角形面积 π*(半径)/2,扇形面积 π*(半径)平方/6,π/6 > 1/2 ,应该是扇形面积大
满意请采纳。

12×4/2 = 24

Here is a survey of means of transportation in China since 1970s A recent survey showed 75% of those questioned were in favour of the plan .“questioned是什么意思? In the Department of Foreign Languages,a checking machine is always used to help correct the stude这句怎么译啊 once a newspaper made a survey in different parts of the world.如何翻译 求IEEE数据库中的这篇文章A Survey of Security Issues in Multicast Communications这篇文章.. Last week,we did a survey of the___(read) places in our city the results of a survey是什么意思 怎样用do a survey of造句 Today kids are not lazy.In a survey of a____ kids 89% of them have a holiday job.(一空一词). places of interests I have an interest in English old enough most of as for do a survey翻译 英语翻译places of interests I have an interest in English old enough most of as for do a survey翻译 一个首字母填空the survey c__________ in the form of a questionaire showed that 20% of teenagers…… 翻译 Here are some of the findings of a survey about hope and dreams,i...翻译 Here are some of the findings of a survey about hope and dreams,in which thousands of students across china t a survey of a survey of修饰主语谓语动词用单数还是复数并举例说明, 英语阅读 救助!There are some problem areas for international students and immigrant studying in the UnitedStates.Making friends is a challenge (this is also true for some American students).Many colleges anduniversities offer a variety of stude A survey shows that one in three people is concerned ___ lack of daylight and high noise levels填介词 英语翻译Wang Ming was asked to make a survey of the five hottest jobs among the students in his school. do a survey for与do a survey of 有什么区别