gmat綜合推理新gre題型變化

。gre。gre數(shù)學(xué)題型變化解增加日常真實背景問題的比例幾何試題減少提供一些輔助工具(例如在考生電腦屏幕上顯示的四則運)40分鐘的n45Section(RESection的時間和數(shù)量還要看ETS對于亞洲地區(qū)的考試安排)從ETS所提供的樣題來看，數(shù)學(xué)部分所考察的數(shù)學(xué)知識范圍、運算復(fù)雜程度基本沒有變化，而主要是1，ThetotalamountofJudy'swaterbillforthelastquarteroftheyearwas$40.50Thebillconsistedofafixedchargeof$13.50plusachargeof$0.0075pergallonforthewaterusedinthequarterForhowmanygallonsofwaterwasJudychargedforthequarter?Clickontheanswerbox,thentypeinanumber.Backspaceto應(yīng)該沒有太大難度。本題可以看作是ETS提出的“增加日常真實背景問題”的一個例子。2，Theaverage(arithmeticmean)ofthe11numbersinalistis14.Iftheaverageof9ofthenumbersinthelistis9,whatistheaverageoftheother2numbers?GRE數(shù)學(xué)中，對于一些統(tǒng)計學(xué)數(shù)值(比如算術(shù)平均、極差、標(biāo)準方差、中數(shù)等)的理解要求提高了。我們再Q(mào)uantityAQuantityThestandarddeviationofasetof5differentintegerseachofwhichisbetween0Thestandarddeviationofasetof5differentintegerseachofwhichisbetween0and10Thedeviationofasetof5differentintegerseachofwhichisbetween10andQuantityAisQuantityBisThetwoquantitiesareTherelationshipcannotbedeterminedfromtheinformation4，IntriangleABC,themeasureofangleAis25°andthemeasureofangleBisgreaterthan90°.WhichthefollowingcouldbethemeasureofangleCIndicateallpossibleClickonyourHousePricesNumberof$100,000-$134,000-$167,000-ThetableshowstheHousePricesNumberof$100,000-$134,000-$167,000-Thetableshowsthedistributionofpricesof45housesforsaleinacertainSelecttwoofthefollowingchoicesandplacethemintheblanksbelowsothattheresultingstatementis$175,000$185,000$190,000atmost$42,000atleastIfthehighestpriceofthe45housesis,thentherangeofthepricesofthe45housesisClickonachoice,thenclickona填$190000和atleast$570006，Thesymbolrepresentsoneofthefouroperationsofaddition,subtractionmultiplicationandand31=Foreachofthefollowingequations,indicatewhethertheequationmustbetrue,mustbefalse,orcouldeithertrueorEquationMustBeTrueMustBeFalseCouldBeTrueor62=62=62=ClickonyourClickontheanswer62=62=ClickonyourClickontheanswerbox,thentypeinanumber.BackspacetoGRE中出現(xiàn)的非常規(guī)數(shù)學(xué)符號可以看成ETS自己定義的一種運算。本題中，