11111111.52136*51.213542等于几/222222222

11111111.52136*51.213542等于几/222222222 税率的换算公式开票金额是：1257.53元 税额是：51.21元请问税率是多少?求换算公式?请大侠指教? 写出下列各组的最大公因数.4和8.7和12.11和22.24和42.6和12.21和42.2和16.7和51.24和3036和63.36和12.14和21.76和36.20和40.16和76.5和25.3和51.21和14.13和26.3和18.10和15.8和12.12和26.15和75.72和48.24和16.12和48.24和16. 写出下列各组的最大公因数.4和8.7和12.11和22.24和42.6和12.21和42.2和16.7和51.24和3036和63.36和12.14和21.76和36.20和40.16和76.5和25.3和51.21和14.13和26.3和18.10和15.8和12.12和26.15和75.72和48.24和16.12和48.24和16. lingo程序出错麻烦高手帮一下! 5 persons and 4 jobs Assignment Problemsets:Person/1..5/;Job/1..4/;Assign(Person,Job):c,x;endsets!Here are the parameters;Data:c =66.8,32.2,56.2,51.21;enddata!The objective;[OBJ]min=@sum(Assign:c*x);!The uppy c