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Mathematics 21 Online
OpenStudy (anonymous):

Help with this inequality word problem? To pass a course with a B grade, a student must have an average of 80 or greater. A student's grades on three tests are 70, 84, and 75. Find what score the student must get on the next test to get a B average or better.

OpenStudy (anonymous):

Nevermind, the answer is 91 :)

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