解比例.X:14=6:28 0.75x=0.253

2024-11-25 04:43:28
推荐回答(1个)
回答1:

(1)X:14=6:28,
           28X=14×6,
           28X=84,
             x=3;

(2)

0.75
x
=
0.25
3

     0.25x=0.75×3,
     0.25x=2.25,
         x=9;

(3)
3
8
1
3
=x:
1
6

       
1
3
x=
3
8
×6,
       
1
3
x=
9
4

          x=
27
4


(4)0.5:0.25=x:6,
        0.25x=0.5×6,
        0.25x=3,
            x=12;

(5)
x
0.08
=
2
0.4

       0.4x=2×0.08,
       0.4x=0.16,
          x=0.4;

(6)
1
3
:x=4:12,
        4x=
1
3
×
12,
        4x=4,
         x=1.