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1、Mag‐oosh 数学‐Data Interpretation整理by EndiesDataInterpretation一Thegraphaboveshowsthetotalsales,inmillionsofdollars,forthreecompanies,A&B&C,inaparticularsectorfortheyears1998through2007inclusive.Assumethesecompaniesaretheonlythreecompaniesactiveinthisparticularsector.CompanyAisrepresentedbyasol
2、idblackline;CompanyBisrepresentedbytheblacklinewithlargedashes;CompanyCisrepresentedbythegraylinewithsmalldashes.CompaniesA&Bexistedsincethe1980s,althoughonlydatafrom1998isshown.CompanyC'sfirstyearinexistencewas2000.1Totalsales,byallcompaniesinthesector,increasedbyapproximatelywhatpercentfro
3、m1998to2007?!46%!72%!100%!153%!300%2companyCwasresponsibleforapproximatelywhatpercentoftotalsalesinthesectorin2007?!24%!40%!55%!70%!93%Mag‐oosh 数学‐Data Interpretation整理by Endies3From2002to2003,CompanyChadwhatpercentageincreaseinitstotalsales?!26%!53%!78%!90%!112%二Thediagramshowsthe44nationst
4、hatoccupythecontinentofEurope.(ThediagramexcludesRussia,whichoccupiesbothEurope&Asia.)Everydotisasmallernation,withanationalpopulationlessthan500,000;thecirclesarenationseachwithmorethanhalfamillionpeople.Thosenationsinthe"NATO"circle,asof2013,aremembersoftheNATOmilitaryalliance.Thosenations
5、inthe"euro"circle,asof2013,usetheeuroastheirprimarycurrency.1ApproximatelywhatpercentofnationsinEuropehaveanationalpopulationlessthan500,000people?!18%!22%!27%!36%!50%2Ofthenationswithnationalpopulationsmorethanhalfamillionpeople,approximatelywhatpercentofEuropeannationsareneithermembersofNA
6、TOnorprimaryusersoftheeuro?!25%Mag‐oosh 数学‐Data Interpretation整理by Endies!27%!31%!47%!75%3Ofallthenationswithpopulationsgreaterthan500,000whoarenotmembersofNATO,approximatelywhatpercentofthemusetheeuroastheirprimarycurrency?!26%!35%!41%!48%!63%4HowmanynationsinEuropehaveapopulationmorethan50
7、0,000,aremembersofNATO,anddonotusetheeuroastheirprimarycurrency?5WhatistheleastnumberofnationscurrentlynotmembersofNATOthatwouldhavetojoinNATOsothatmorethan50%ofthenationsinEuropewouldbemembersofNATO?!1!2!3!4!56Considerthenationrepresentedbythesing
