Homework Help: Math

Posted by Rose on Monday, September 24, 2012 at 8:30pm.

9 students in a group found that their mean score was 86 for the first math test. On the next test, each student in the group scored 7 points higher than on the first text. What was their mean score for the two tests?

Any help would be appreciated.

Math - Ms. Sue, Monday, September 24, 2012 at 8:38pm
9 * 86 = 774

9 * 93 = 837

(837 + 774)/18 = ?
Math - Rose, Monday, September 24, 2012 at 8:54pm
Thank you Ms. Sue.
Math - Ms. Sue, Monday, September 24, 2012 at 9:06pm
You're welcome, Rose.

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