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21-09-2022
Mathematics

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This question has two parts. First, answer Part A. Then, answer Part B. Part A A grading machine can grade 96 multiple choice tests in 2 minutes. Suppose a teacher has 300 multiple choice tests to grade. Write a proportion that could be used to predict the number of minutes it will take the machine to grade the 300 tests. Use x to represent the number of minutes.

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