Write two ratios of 5 and make up the ratio It's ten percent faster,

10:2=5:1
15:3=20:4
100:20=200:40
80:16=70:14
40:8=60:12
35:7=45:9
50:10=30:6
25:5=10:2
1000:200=250:50
2000:400=175:35

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