20-03-2020
Mathematics

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21. PAPER FOLDING You fold 4 paper cranes in 20 minues. Your friend folds
9 paper cranes in 45 minutes. Do these rates form a proportion? Explain.

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desireewright13 desireewright13

20-03-2020

yes. 4/20 = 1/5 and 9/45 = 1/5 so they are proportional

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