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If 2 out of every 20 ducks were banded, What percent were not​ banded?

User Halim
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2 Answers

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90% are not banded ducks
User Richard Nguyen
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5 votes

if 2 were banded that means 18 out of 20 were not banded

18 divided by 20 = 0.9

so 90% were not banded

User TimG
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