Camille’s average on her 6 math tests this marking period is 7Fortunately for Ca

游客2024-01-12 54

问题 Camille’s average on her 6 math tests this marking period is 7Fortunately for Camille, her teacher drops each student’s lowest grade, and this raises her average to 8What was her lowest grade?

选项 A、20
B、25
C、30
D、40
E、50

答案 B

解析

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Camille’s average on her 6 math tests this marking period is 7Fortunately for Ca

Iftheaverage(arithmeticmean)ofxandyis40,andz-x=60,whatistheavera

Atypeofextra-largeSUVaverages12.2milespergallon(mpg)onthehighway,b

Overathree-weekperiod,thepriceofanounceofgoldincreasedby25%inthe

Acaraverages40milesperhourforthefirst6hoursofatripandaverages60

Ofthenumbersq,r,s,andt,whichisgreatest?(1)Theaverage(arithmeticme

Khalildrove120kilometersinacertainamountoftime.Whatwashisaveragesp

Inacertaingroupofpeople,theaverage(arithmeticmean)weightofthemales

Whenairlineswerederegulatedinthe1970s,theaveragepriceofaticketwas$

Apharmaceuticalcompanytestedanewdietdrugoveratwo-monthperiod.Thetes

IntheUnitedStates,averagefuelefficiencyofnewlymanufactureddomesticcar

(1)Daylightsavingtime(DST)istheconventionofadvancingclockssothataf

Thelastone_________paysthemeal.A、arrivedB、arrivesC、toarriveD、arriving

Adecadeago,theideathattheplanetwaswarmingupasaresultofhumana

下列哪项属于被动转运A.水从低渗透压侧至高渗透压一侧 B. C.葡萄糖从低浓

A.α受体 B.α受体 C.β受体 D.β受体 E.β受体激活后能促进糖

A.A组乙型溶血性链球菌 B.粪链球菌 C.肺炎链球菌 D.草绿色链球菌

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