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x25=1.27525:x=14:46.5:x=3.25:418:110=14:x0.8:23=x:627:x=15:594:23=x25x:3=0.5:549:16=x:1534:x=3:12310:15=14:x49:16=x:1513:7=x146:x=115:50%

题目详情
x
25
1.2
75
25:x=
1
4
:4
6.5:x=3.25:4
1
8
1
10
1
4
:x
0.8:
2
3
=x:6
27:x=15:
5
9
4:
2
3
x
25
x:3=0.5:5
4
9
1
6
=x:15
3
4
:x=3:12
3
10
1
5
1
4
:x
4
9
1
6
=x:15
13:7=
x
14
6:x=1
1
5
:50%
2
3
1
6
=x:12.
x
25
1.2
75
25:x=
1
4
:4
6.5:x=3.25:4
1
8
1
10
1
4
:x
0.8:
2
3
=x:6
27:x=15:
5
9
4:
2
3
x
25
x:3=0.5:5
4
9
1
6
=x:15
3
4
:x=3:12
3
10
1
5
1
4
:x
4
9
1
6
=x:15
13:7=
x
14
6:x=1
1
5
:50%
2
3
1
6
=x:12.
x
25
1.2
75
25:x=
1
4
:4
x
25
1.2
75
x
25
1.2
75
x
25
xx2525
1.2
75
1.21.2757525:x=
1
4
:4
25:x=
1
4
:4
1
4
1144 6.5:x=3.25:4
1
8
1
10
1
4
:x
6.5:x=3.25:4
1
8
1
10
1
4
:x
1
8
1
10
1
4
:x
1
8
1188
1
10
111010
1
4
1144 0.8:
2
3
=x:6
27:x=15:
5
9
0.8:
2
3
=x:6
0.8:
2
3
=x:6
2
3
223327:x=15:
5
9
27:x=15:
5
9
5
9
5599 4:
2
3
x
25
x:3=0.5:54:
2
3
x
25
4:
2
3
x
25
2
3
2233
x
25
xx2525x:3=0.5:5
4
9
1
6
=x:15
3
4
:x=3:12
4
9
1
6
=x:15
4
9
1
6
=x:15
4
9
4499
1
6
1166
3
4
:x=3:12
3
4
:x=3:12
3
4
3344
3
10
1
5
1
4
:x
4
9
1
6
=x:15
3
10
1
5
1
4
:x
3
10
1
5
1
4
:x
3
10
331010
1
5
1155
1
4
1144
4
9
1
6
=x:15
4
9
1
6
=x:15
4
9
4499
1
6
1166 13:7=
x
14
6:x=1
1
5
:50%
13:7=
x
14
x
14
x
14
xx14146:x=1
1
5
:50%
1
5
:50%
1
5
1155
2
3
1
6
=x:12.
2
3
1
6
=x:12.
2
3
1
6
=x:12.
2
3
2233
1
6
1166
▼优质解答
答案和解析
(1)x25=1.275,       75x=25×1.2,   75x÷75=30÷75,         x=0.4;(2)25:x=14:4,     &...