1、Agrocertrades162barrelsofflourvaluedat$6.00abarrelfor54barrelsofsugar.Whatisthevalueofabarrelofsugar?
2、Rainfallsallnightoveralake.Thetotalrainfallis50literspersquaremeter.Byhowmuchdoesthesurfaceofthelakerise?
3、Startingat5andcountingby7's.Samuelcounts5,12,19,...anumberthatwillbecountedis?
4、Duringasale,thepriceofabookisreducedby25％.Thenewpriceisthenfurtherreducedby40％.Thecostofthebookasapercentageoftheoriginalpriceis?
5Howmanysecondswillittakeforatrain300meterslongtravelingat100km/hrtopassamanjoggingat10km/hrinthesamedirection?
6、Thefaceofacubearemarkedwiththenumbers1,2,3,4,5,6.Eachcornerofthecubeisassigned"vertexnumber"equaltothesumofallthenumbersonthefacesthatmeetatthiscorner.Thesumofallthevertexnumbersis?
7、Steveplantstentreeseverytheeminutes.Ifhecontinuesplantingatthesamerate,howlongwillittakeshimtoplant2500trees?