A-A+
求出下面各比的比值.45:9=0.7:1.4=15:14=18:27=0.21:2.1=18
问题详情
45:9=
参考答案
45:9=50.7:1.4=0.515:14=0.818:27=230.21:2.1=0.118:17=0.8753:19=3199.1:0.7=130.125:18=181:3=271:0.7=1370.25:34=134:12=130.7:1=0.716:12=13
考点:比值
45:9=50.7:1.4=0.515:14=0.818:27=230.21:2.1=0.118:17=0.8753:19=3199.1:0.7=130.125:18=181:3=271:0.7=1370.25:34=134:12=130.7:1=0.716:12=13