(1)200*0.95*0.95=180.5
(2)40*0.8*1.2=38.4
(3)1. 48000*0.9*0.9=38880
2. 38880/48000=81%
(4)25/(0.8+0.6-1)=62.5
(5)104/0.8=130
130/(1+0.3)=100
104>100 所以赚
亲手打的,给个满意
(1)200*0.95*0.95=180.5
(2)40*0.8*1.2=38.4
(3)1. 48000*0.9*0.9=38880
2. 38880/48000=81%
(4)25/(0.8+0.6-1)=62.5
(5)104/0.8=130
130/(1+0.3)=100
104>100 所以赚
亲手打的,给个满意