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Posted by on Monday, March 28, 2011 at 11:29am.

Samantha has an average of 92% on tree math test. If one of her grades was 84% and the other is 93%, what was the grade of her third test?

  • math - , Monday, March 28, 2011 at 12:26pm

    .92 = (.84 + .93 + x)/3

    Solve for x.

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