Mathematics, 30.09.2019 05:10 nakeytrag
on a quiz, students were awarded a certain number of points for a correct answer and penalized a certain number of points for an incorrect answer. if a student answered all the questions on the quiz and had c correct answers, her score on the quiz was 25 c – 10(15 – c). how many questions were on the quiz?
a. 15
b. 35
c. 10
d. 25
Answers: 3
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