A test in science is scored the following day: each correct answer earns 10 points while each wrong answer earns one point less. In a 30-item test Raphael got 23 correct answers and 7 wrong answers. What was his score?
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Answer:
223
Step-by-step explanation:
Total marks Raphael scored = 23*10=230
Total marks deducted= 230-7=223
Therefore, total marks scored by Raphael is 223.
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