假设A是100,B是2。A/B=100/2=50所以:一丶(100X3)/2=150二丶(100X2)/(2/2)=200三丶(100X4)/(2X4)=50四丶100/(2/5)=250五丶(100X2)/(5/10)=400
150 200 50 250 1000