Mathematics, 08.09.2021 18:40, pimuang50

Professor Pinkard gives a physics test consisting of 20 questions. A student's grade is determined by the function g(x) = 4x + 20
where x is the number of correct answers and g(x) is the student's grade.
(a) Antonio answers 12 questions correctly. What is his grade?

(b) How many questions must Belinda answer correctly to receive a grade of 80?
correct answers

Professor Pinkard gives a physics test consisting of 20 questions. A student's grade is determined

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Professor Pinkard gives a physics test consisting of 20 questions. A student's grade is determined b...