Use proportions to solve each problem mentally. In a mathematics class, 3 of every 4 students are

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Use proportions to solve each problem mentally. In a mathematics class, 3 of every 4 students are girls. If there are 28 students in the class, how many are girls? How many are boys?

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Intermediate Algebra

ISBN: 9780134895987

13th Edition

Authors: Margaret Lial, John Hornsby, Terry McGinnis

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