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A newspaper article claimed that 3 out of 10 households in the county earn more than $250,000. If they survey 300 households in the county, how many households do NOT earn more …

A newspaper article claimed that 3 out of 10 households in the county earn more than $250,000. If they survey 300 households in the county, how many households do NOT earn more …
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17 votes
A newspaper article claimed that 3 out of 10 households in the county earn more than

$250,000. If they survey 300 households in the county, how many households do NOT earn
more than $250,000?_

User Pranag
by
8.0k points

1 Answer

8 votes
the number is 30. if you do the proportion 3/10=x/300
User Tim Bellis
by
8.5k points
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