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Posted by on Tuesday, October 2, 2012 at 6:51pm.

the average for a grade on a test taken by 20 students was 75. When one more student took the test the class average became a 76. What score did the student make?

  • Math - , Wednesday, October 3, 2012 at 1:29pm

    The average after the next student took the test was

    (20*75 + x)/21 = 76

    Solve for x

  • Math - , Monday, March 7, 2016 at 7:29pm

    76

  • Math - , Sunday, December 11, 2016 at 5:19pm

    96

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