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

游客2024-01-12 47

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

A、Georgefeltangryatthebird.B、Georgewasproudofthisbird.C、Georgewasq

AlcoholismIntheUnitedStatesalone,alcoholisma

一道梁最适合的破坏形式为（）A.刚性 B.塑性 C.超筋 D.少筋

新能源汽车是采用非常规的车用燃料作为动力来源，综合车辆的动力控制和驱动方面的先进

暑月外感风寒，内伤生冷者，宜选用（）。A.苍术B.厚朴C.砂仁D.紫苏E.藿香

Thechangeinthatvillagewasmiraculou

（2020年真题）社会工作者小林在入户走访评估时发现，刘阿姨的家庭符合最低生活保

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YellowRiverisknowntobesecondlongestriverinChina.A、The;