Homework Help: algebra

Posted by Poochie on Tuesday, July 5, 2011 at 7:07pm.

Pam scored 78 on a test that had 4 fill-in questions worth 7 points each and 24 multiple choice questions worth 3 points each. She had one fill-in question wrong.How many multiple choice questions did Pam get right?

algebra - MathMate, Wednesday, July 6, 2011 at 8:47am
One fill-in question wrong, so she got
100-7=93 before multiple choice (78).
So she lost 93-78=15 on multiple choice.
How many multiple-choice did she get wrong?

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