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Professor Pinkard gives a physics test consisting of 40 questions. A student's grade is determined by the function g(x) = 2x + 20 where

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Professor Pinkard gives a physics test consisting of 40 questions. A student's grade is determined by the function g(x) = 2x + 20 where x is the number of correct answers and g(x) is the student's grade. (a) Antonio answers 33 questions correctly. What is his grade? (b) How many questions must Belinda answer correctly to receive a grade of 94? correct answers

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