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

游客2024-01-12 52

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

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TopicMyViewonStudyingAbroadForthispart,youareallowed30minutes

A(Nothing)B(but)twochairsC(are)D(in)theroom.C本题考查的是主谓一致。but在这里相当于介词excep

制备难溶性药物溶液时，加入吐温的作用是A.助溶剂 B.增溶剂 C.潜溶剂

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