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Mathematics 17 Online
OpenStudy (anonymous):

Which ratio is equivalent to 3 : 11? A. 9 : 22 B. 15 : 55 C. 18 : 77 D. 12 : 45

OpenStudy (acxbox22):

what do you think?

OpenStudy (anonymous):

B?

OpenStudy (anonymous):

Am I right?

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