解比例,3:5等于2:xx:。0.5等于0.1:1012:x等于4:0.6。你两三比四等于x:8?

2024-12-11 21:21:06
推荐回答(1个)
回答1:

解:3:5=2:x
x=5x2÷3
x=10/3
解:x:0.5=0.1:10
x=0.5x0.1÷10
x=0.005
解:12:X=4:0.6
x=12x0.6÷4
x=1.8