Homework Help: math

Posted by jane on Monday, January 28, 2013 at 8:36pm.

mark recently completed a math course in which he took three tests. his scores were 80,75,85 each time out of 100 points. What score represents marks total achievement in the course?

math - Ms. Sue, Monday, January 28, 2013 at 8:41pm
He has an 80% average.

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