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

游客2024-01-12 48

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 336

解析

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

Themanhasaspecialtalentforartandis______ofamusician.A、anybodyB、any

Inasampleofassociatesatalawfirm,30percentaresecond-yearassociates,

BenandAnnareamong7contestantsfromwhich4semifinalistsaretobeselecte

Acomputercanperform1，000，000calculationspersecond．Atthisrate，howmanyh

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]Whi

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]The

Theprimaryfunctionofthesecondparagraphofthepassageisto______[br]The

AnAmericanmanufacturerofracingbikesreporteda1996second-quartergrossin

Thedirectorofasecondaryschoolwheremanystudentswerehavingsevereacadem

21.DuringtheSecondWorldWar,about375,000civiliansdiedintheUnitedSta

LibraryLookingupmaterialforaresearchpaper

Procrastinators(拖延症患者),takenote:Ifyou’vetriedbuildingself-discipline

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财政收入最主要的组成部分是（）。A.转移支付 B.再分配收入 C.税收 D

在下面的服务中，（）不属于Internet标准的应用服务。A.WWW服务

护理腹泻患儿时，哪项护理措施应除外A.详细记录出入量 B.轻型腹泻应早期使用止

工程成本是指企业以施工项目作为成本核算对象的施工过程中所耗费的()的货币

某民用建筑的湿式消火栓系统施工完毕后，对其进行试压和冲洗，下列关于消火栓系统试

参与细胞内信息传递的第二信使物质有（ ）。A.cAMP B.Ca2＋ C.

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参与细胞内信息传递的第二信使物质有（　　）。A.cAMP B.Ca2＋ C.