Mr. Johanssen is the history teacher at Franklin Middle School. He gives his class 50-question
multiple choice tests. Each correct answer is worth 2 points, while a half of a point is deducted for
each incorrect answer. If the student does not answer a question, that question does not get any
points at all. This type of scoring penalizes students for guessing.

Part a.) Determine the test score of a student who has 30 correct answers and 5 incorrect answers.
Show your work.

Part c.) A student needs to earn 80 points on the test in order to keep an A grade for the semester. Write an

Question

Mr. Johanssen is the history teacher at Franklin Middle School. He gives his class 50-question
multiple choice tests. Each correct answer is worth 2 points, while a half of a point is deducted for
each incorrect answer. If the student does not answer a question, that question does not get any
points at all. This type of scoring penalizes students for guessing. 

Part a.) Determine the test score of a student who has 30 correct answers and 5 incorrect answers.
Show your work. 

Part c.) A student needs to earn 80 points on the test in order to keep an A grade for the semester. Write an

anonymous · Answer

The last part is "Write an equation that represents the situation in terms of the number of incorrect answers."

perl · Answer

a) 30 *2 + 5 * (-1/2)

anonymous · Answer

That's what I got but I didn't understand the part c