用英文写的数学应用题,求直接用阿拉伯数字解答
Aschoolwithatotalof1032studentshasmaleandfemalestudentsintheratioof7:5respectively.Howmanyfemalestudentsattendthisschool?
Anewencironmentallyfriendlygardenfeitilizermixturecontains2partsofthesepcialorganicX,2partsofthespecialorganicYand3partsofthespecialorganicZ.HowmanykilgramsofthespecailorganicZisthereinabagoffertilizerwhichweighs56kilograms?
Fourpeople(Geoff,Brooke,JessicaandAngela)paidmoneyintheratioof6:7:4:3respectivelytobuyaspeciallotteryticket.Luckyforthem,theywonthelotteryof$250000.Iftheysplitthewinningsupintothesameratio,howmuchdoeseachpersonreceive?