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

游客2024-01-12 32

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

Everythingthatwe’redoingisallperfectlyabove______.A、timberB、logC、board

[originaltext]Whenpeoplethinkofcarrots,theyusuallypictureintheirmi

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Highschoolstudentsaregrumblingovertheirschoollunches—andsoarethei

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影响项目内部报酬率的因素不包括（）A.投资项目的有效年限 B.投资

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