1. In an Olympiad, 5 marks are awarded for each correct answer and 3 marks are deducted for
each incorrect answer. If Rohan attempted 7 questions correctly and 3 questions income
calculate his total score.
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Step-by-step explanation:
No questions Rohan wrote correctly = 7
No of questions he wrote incorrectly = 3
Marks for correct question = 7×5=35
Marks for incorrect questions = 3×(- 3) = (- 9)
Total score = 35- 9= 26
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