首页
登录
职称英语
A typist types’ four envelopes and four letters. She places the letters in the e
A typist types’ four envelopes and four letters. She places the letters in the e
游客
2023-10-16
61
管理
问题
A typist types’ four envelopes and four letters. She places the letters in the envelopes at random. What are the chances that only three letters are in their correct envelopes?
选项
答案
zero
解析
(如果三个都装对了,那么第四个也一定装对了,所以没有这种几率。)
转载请注明原文地址:https://tihaiku.com/zcyy/3102292.html
相关试题推荐
Howmanydifferentarrangementscanyoumakeofallthesevenlettersinthewor
Usingthisalphabet,youmusttrytoidentifyaregularpatterninthelettersg
Iftwotypistscantypetwopagesintwominutes,howmanytypistswillittake
OnlyoneotherwordcanbemadefromallthelettersofINSATIABLE.Whatisit?B
Howmanydifferentarrangementscanyoumakeofallthesevenlettersinthewor
Ifallthelettersofthealphabetwerewrittenoutbackwards,whichwouldbeth
Usingthisalphabet,youmusttrytoidentifyaregularpatterninthelettersg
Fillinthebracketsonthethirdlinewithanadjectiveoffourlettersthatha
Whichofthefollowing,whenthelettersareproperlyarranged,isnotatypeof
Fillinthebracketsinthesecondlinetoformaword,usingthelettersoutsid
随机试题
In1993,amallsecuritycameracapturedashakyimageoftwo10-year-oldbo
A:Whattimeisthismeetingsupposedtobegin?B:I’mnotsure.Ithoughtitwa
Whatistheconversationmainlyabout?[originaltext]W:Doyoulikesports?M:Yes
Satellitecommunicationsaresoup-to-datethatevenwhen______inthemiddleo
A.乙状结肠 B.左半结肠 C.横结肠 D.盲肠和右半结肠 E.回肠阿米
半夏厚朴汤的组成药物中不含()A.半夏 B.厚朴 C.白术 D.
在PowerPoint中,能够快速改变演示文稿的背景图案和配色方案的操作是(
(2018年真题)a石油公司通过b银行发放委托贷款,b银行行长认为该笔贷款b银行
对要使论证严密,富有逻辑性,必须做到的内容叙述不正确的是()。A:概念判断准确
根据监管要求,理财产品的销售起点金额不得低于10万元人民币(或等值外币)。(
最新回复
(
0
)