SOLUTION: A test has 20 questions worth 100 points. The test consists of True/False questions worth 3 points each and multiple choice questions worth 11 points each. How many multiple-choice
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Question 1086434: A test has 20 questions worth 100 points. The test consists of True/False questions worth 3 points each and multiple choice questions worth 11 points each. How many multiple-choice questions are on the test?
Your answer
Answer by Boreal(15235) (Show Source): You can put this solution on YOUR website!
T+M=20
3T+11M=100
multiply top by -3 and eliminate T
-3T-3M=-60
8M=40
M=5
5 M-C @11 points each =55 points
15 T-F @3 points each=45 points
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