Raymond B. answered 01/19/23
Math, microeconomics or criminal justice
75+82+70+61+96+2x= 7(80)=560
2x=560- 384= 176
x= 176/2
=88 needed for an 80 weighted average
Max S.
asked 01/18/23Going into the final exam, which will count as two tests, Isabella has test scores of 75, 82, 70, 61, and 96.
What score does Isabella need on the final in order to have an average score of 80?
Raymond B. answered 01/19/23
Math, microeconomics or criminal justice
75+82+70+61+96+2x= 7(80)=560
2x=560- 384= 176
x= 176/2
=88 needed for an 80 weighted average
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