For a survey, a company decided to call 7 out of every 5,000 people. How many people should be called in a town of 78,000 people?

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Answer 1 · 2018-04-23T06:52:33

#x/78000 = 7/5000# so #x = {7(78000)}/5000 =546/5 = 109.2# and it's probably OK to round that to #109# people.