Direction : Determine whether the proportion is true or false 1.)3:5=21:35
2.)12:15=84:105
3.)20:18=54:60
4.)7:4=24:43
20.)24:40=300=450
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Direction : Determine whether the proportion is true or false 1.)3:5=21:35
2.)12:15=84:105
3.)20:18=54:60
4.)7:4=24:43
20.)24:40=300=450
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1. true
2. true
3. false
4. false
5. false