用英文写的数学应用题,求直接用阿拉伯数字解答

题目

用英文写的数学应用题,求直接用阿拉伯数字解答
   A school with a total of 1032 students has male and female students in the ratio of 7:5 respectively.How many female students attend this school?
  A new encironmentally friendly garden feitilizer mixture contains 2 parts of the sepcial organic X,2parts of the special organic Y and 3 parts of the special organic Z.How many kilgrams of the specail organic Z is there in a bag of fertilizer which weighs 56 kilograms?
  Four people (Geoff,Brooke,Jessica and Angela)paid money in the ratio of 6:7:4:3 respectively to buy a special lottery ticket.Lucky for them ,they won the lottery of $250000.If they split the winnings up into the same ratio,how much does each person receive?

答案

1032x 5 / (7+5)=430
56 x 3 / (2+2+3)=24
6+7+4+3 =20
Geoff:6/20 *250000=75000
Brooke:7/20*250000=87500
Jessica:4/20*250000=50000
Angela:3/20*250000=37500