SOLUTION: Ninety percent of the population in Woodville has carpet in their home. A marketer of carpet cleaner learned that, last year, 10% of the population with carpet purchased Foamy carp

Question 465598: Ninety percent of the population in Woodville has carpet in their home. A marketer of carpet cleaner learned that, last year, 10% of the population with carpet purchased Foamy carpet cleaner. He also knows that 9.5% of the total population purchased it. What percentage of the population without carpet in their home purchased Foamy last year?

Answer by ewatrrr(24785) (Show Source): You can put this solution on YOUR website!

 

Hi,

 90% having carpet in their home: 10% of 'these' people purchased the cleaner.

OR 9% of the total population had carpet and bought the cleaner.

  

9.5% - 9% = .5%, the percentage of the population w/o carpet in their home,

who purchased Foamy last year



  

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