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(shí)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(yùn))40分鐘的n45Section(RESection的時(shí)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(yùn)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(shí)背景問題”的一個(gè)例子。2，Theaverage(arithmeticmean)ofthe11numbersinalistis14.Iftheaverageof9ofthenumbersinthelistis9,whatistheaverageoftheother2numbers?GRE數(shù)學(xué)中，對于一些統(tǒng)計(jì)學(xué)數(shù)值(比如算術(shù)平均、極差、標(biāo)準(zhǔn)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(yùn)算。本題中，