Mathematics, 15.10.2020 04:01, uhhgray

Tommy Took a test which has 20 questions . The total grade was computed by awarding 10 points for each correct answer and deducted five points for each incorrect answer . he answered all my questions and received a score of 125. How many wrong answers did he have ?

Answers: 1

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Tommy Took a test which has 20 questions . The total grade was computed by awarding 10 points for ea...