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elena-14-01-66 [18.8K]
3 years ago
9

John participated in a science contest. He received 3 points for each correct answer but lost 2 points for each incorrect answer

. After answering 50 questions, John's score was 95 points. How many questions did John answer incorrectly?
Mathematics
1 answer:
harkovskaia [24]3 years ago
8 0
(3*50)-95=55/2=27.5 questions are incorrect..
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