1到36的号数中选7个,就象采票的36选7有几种选法!怎么计算出来!答:29选7: 1,5607,80; 3,121,560; 1/1,5607,80 28选7: 1,184,040; 2,368,080; 1/1,184,040 22选5: 26,334; 52,668; 1/26,334 双色球: 17,721,088; 35,442,176; 1/17,721,088 七星彩: 10,000,000; 20,000,000; 1/10,000,000 七乐彩: 2,035,800; ...