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The ratio of blue-collar workers to white-collar workers at Company \(K\) is the same as the ratio of blue-collar worker

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by M7MBA » Sun Jun 21, 2020 2:13 pm

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The ratio of blue-collar workers to white-collar workers at Company \(K\) is the same as the ratio of blue-collar workers to white-collar workers at Company \(G.\) What is the ratio of the number of blue-collar workers at Company \(K\) to the number of blue-collar workers at Company \(G ?\)

(1) If a worker is chosen at random from Company \(K,\) then the probability that a blue-collar worker is chosen is \(80\%.\)

(2) There are \(1000\) fewer blue-collar workers at Company \(K\) than there are blue-collar workers at Company \(G.\)

[spoiler]OA=E[/spoiler]

Source: Princeton Review
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