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Michael Chali ∙
the ratios of 3 and 15 is 20%.
Dawson Beatty ∙
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30 : 40 and 33 : 44 are two possible equivalent ratios.
1 to 5 and 3 to 15
1 to 3, 4 to 12, 5 to 15 etc.
2/3, 4/6
7 to 2 and 21 to 3