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Mathematics 12 Online
OpenStudy (anonymous):

which pair of ratios are equivalent? A. 6:9 and 12:16 B. 9:15 and 15:25 C. 10:18 and 16:27 D. 12:15 and 15:20

OpenStudy (shadowfiend):

The best way to do this is to simplify the ratios as much as possible. For example, 6:9 (divide by 3) is 2:3. 12:16 (divide by 4) is 3:4.

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