问题
填空题
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答案
2:4:8=1:2:4, 3:9:12=1:3:4, | |||||||||||||
18:20:18=9:10:9, 15:20:35=3:4:7, | |||||||||||||
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1 | |||||||||||||
0.75:0.25:1.25=3:1:5, 0.3:0.15:0.45=1:5:15, | |||||||||||||
0.72:0.12:2.4=6:1:20. |
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2:4:8=1:2:4, 3:9:12=1:3:4, | |||||||||||||
18:20:18=9:10:9, 15:20:35=3:4:7, | |||||||||||||
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1 | |||||||||||||
0.75:0.25:1.25=3:1:5, 0.3:0.15:0.45=1:5:15, | |||||||||||||
0.72:0.12:2.4=6:1:20. |