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About two twenty-fifths of the male population in the world cannot distinguish red from green. If there are fourteen boys in the ninth grade that cannot distinguish red from green, about how many ninth-grade boys are there in all?

About two twenty-fifths of the male population in the world cannot distinguish red-example-1

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about 175 ninth grade boys. 2/25 is equal to 0.08. if we take the 14 students and divide it by 0.08, we can get the total of 175 ninth grade boys.
User Brian Ploetz
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