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

游客2024-01-12 37

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

Choosethecorrectletter,A,BorC.[br]WhatisthepurposeoftheRestHouse

NowHiring:Green-CollarWorkers[A]Ifyou’relookingfora

Whoansweredthetelephone?[br][originaltext]Itwashalf-pasteightinthem

InasmallschoolontheSouthSideofChicago,40childrenbetweentheages

在教师队风管理中,因教师职业道德考核不合格的实行一票否决的环节是（）A.申报教学

有助于急、慢性肾衰竭鉴别的指标是A、肾脏大小 B、氮质血症程度 C、蛋白

预防钙缺乏的措施不包括（ ）。A.摄入奶、奶制品 B.摄入豆类 C

人在每一瞬间，将心理活动选择了某些对象而忽略了另一些对象。这一特点指的是注意的（

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YellowRiverisknowntobesecondlongestriverinChina.A、The;

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