第62页

信息发布者:
3
9
10
10
0.3
0.9
5
7
10

10
0.5
0.7
二点六
1.3
7
7
10
0.7
2.8
0.6
1.2
B
A
B


答:一共可以组成6个,它们是12.4,21.4,14.2,41.2,24.1,42.1