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Simplify the ratio 21 and 33
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4 votes
Simplify the ratio 21 and 33

User Steven Carr
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\begin{gathered} (21)/(33) \\ 21=3x7 \\ 33=3x11 \\ (21)/(33)=(3x7)/(3x11)=(7)/(11) \\ (21)/(33)=(7)/(11) \end{gathered}

User Apritch
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