Mathematics, 06.05.2020 01:25 ayoismeisalex

At a school trivia competition, contestants can answer two kinds of questions: easy questions and hard
questions. Easy questions are worth 3 points, and hard questions are worth 5 points. Chantrea knows
that she correctly answered 21 questions and that she had a total of 79 points. How many hard ques.
tions did she answer correctly?
A. 7
B. 8
C. 12
D. 13
E. 15

Answers: 3

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