Mathematics, 22.12.2020 19:30 niniaalvarez

Colin predicted whether he got answers right or wrong in his 50 question exam. He identified the 18 questions he thought he got wrong. It turns out that Colin got 3 questions right that he thought he got wrong. Colin also got a total score of 27 out of 50 in the test. What is the percentage accuracy he had with predicting his scores?

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