Asurvey found that 12 out of every 15 people in the united states prefer eating at a restaurant over cooking at home. if 400 people selected eating at a restaurant on the survey, how many people took the

On a certain survey it says:
12 out 15 people in the United States prefer eating at the restaurant rather than home.
To know how many percent is this.
=> 12 / 15
=> 0.8 which is also 80%
Now, the  80% of the those people in the survey is 400.
Find the total number  of people who took the survey.
Since we already have the 80%, we need to find the number of 20%
=> 400 x 20%
=> 400 x .20
=> 80
=> 400 + 80
=> 480 => the total number of people who took the survey

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