A,B,C三支球隊(duì)進(jìn)行足球循環(huán)比賽,第一階段的比賽情況有些記錄見(jiàn)下表:
球隊(duì)名 |
比賽場(chǎng)次 |
勝場(chǎng) |
平場(chǎng) |
負(fù)場(chǎng) |
進(jìn)球數(shù) |
失球數(shù) |
A |
2 |
2 |
0 0 |
0 0 |
7 7 |
1 |
B |
2 |
0 0 |
1 |
1 1 |
2 |
4 |
C |
2 |
0 0 |
1 1 |
1 1 |
3 |
7 |
(1)請(qǐng)完成上表;
(2)求A,B兩支球隊(duì)比賽時(shí),A隊(duì)的進(jìn)球數(shù)與B隊(duì)的進(jìn)球數(shù)之比;
(3)求B,C兩支球隊(duì)比賽時(shí),B隊(duì)的進(jìn)球數(shù)與C隊(duì)的進(jìn)球數(shù)之比;A,C兩支球隊(duì)比賽時(shí),A隊(duì)的進(jìn)球數(shù)與C隊(duì)的進(jìn)球數(shù)之比;
(4)設(shè)計(jì)一種表格,反映第一階段A,B,C三支球隊(duì)的比分,并排出相應(yīng)的名次.