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July 1, 2015

Homework Help: Math

Posted by Will on Monday, December 17, 2012 at 9:06pm.

Jean surveyed 25% of all eighth graders and 75% of all 7th graders. John surveyed 50% of all eighth graders and 50% of all 7th graders at the same school.

Jean surveyed a total of 152
John surveyed a total of 144

What is the number of eighth graders?

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