Employees from England and Japan

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The employees at a company meeting are residents of the countries England, France, and Japan in the ratio 7:2:4, respectively. If 520 total employees are at the meeting, the meeting includes how many more residents of England than of Japan?

Review: Employees from England and Japan


Explanation

In this question, the ratio 7:2:4 alone doesn't give us any absolute quantities, but they are in equal proportion, so we can think of each as multiplied by an integer n. Therefore, since the total is 520, we can write







The difference between the number from England and from Japan will be .

The correct answer is (A).


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