Posted by **sylvana** on Tuesday, September 15, 2009 at 9:11pm.

The mean of 4 test scores is 90. What is the sum of the scores?

- math -
**Ms. Sue**, Tuesday, September 15, 2009 at 9:12pm
4 * 90 = ?

- math -
**sylvana**, Tuesday, September 15, 2009 at 10:12pm
360

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