A talent contest has 8 contestants. Judges must award prizes for first, second,

游客2024-01-12 36

问题 A talent contest has 8 contestants. Judges must award prizes for first, second, and third places, with no ties.
(a)In how many different ways can the judges award the 3 prizes?
(b)How many different groups of 3 people can get prizes? [br]

选项

答案 56

解析

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A talent contest has 8 contestants. Judges must award prizes for first, second,

______ofthestudentsinourclassarefromthenorth.A、TwoninthB、Secondnint

SpeakerA:IwanttotakepartintheschoolTalentShow.SpeakerB:That’snic

________YellowRiverisknowntobe________secondlongestriverinChina.A、The;

Inasampleofassociatesatalawfirm,30percentaresecond-yearassociates,

Ifacopiermakes3copiesevery4seconds,thencontinuesatthisrate,howman

Acomputercanperform1，000，000calculationspersecond．Atthisrate，howmanyh

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]Whi

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]The

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]Acc

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]The

Publicimagereferstohowacompanyisviewedbyitscustomers,suppliers,

[originaltext]JuanLouis,ajuniorgeologymajor,decidedtogiveaninform

PresidentClinton’sdecisiononApr.8tosendChinesePremierZhuRongjip

[originaltext]Inthenextfewdecades,peoplearegoingtotravelverydiff

审美意象的形象特征是象征型（）

A（）translatesacomputerprogramwri

按照系统安全策略“七定”要求,系统安全策略首先要（ ）。A.定员 B.定制度

精液24h不液化最常见的原因是A.蛋白水解酶缺乏B.容器不洁C.精子活动力低D.

一住店客人未付房钱即想离开旅馆去车站。旅馆服务员揪住他不让走，并打报警电话。客人

手术中微小血管出血常用的止血方法为A．结扎止血 B．压迫止血 C．药物止血

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