1⼀3:2⼀5等于x:3⼀4?

2025-01-07 00:13:45
推荐回答(2个)
回答1:

1/3:2/5=x:3/4
x=1/3x3/4÷2/5
x=1/4÷2/5
x=5/8

回答2:

解:
1/3:2/5=x:3/4
2/5x=3/4×1/3
2/5x=1/4
x=5/8