A test has 20 questions worth 100 points. The test consists of true/false questionsworth 3 points each and multiple choice quest
ions worth 11 points each. How many multiple choice questions are on the test?
1 answer:
X for number of true/false questions and y for number of multiple choice questions:
3x+11y=100
x+y=20
Solve the system and the answer is 5 multiple choice questions.
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