In an exam of 20 questions, 5 marks is given for every correct answer and -3 is given for incorrect answer. If Radhika gets 11 correct answer, what is her score?
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Answer:
She scored 55 for correct answers and -18 for incorrect answers.
Step by step explanation-:
Total number of questions -:
20
Score for each correct answers -:
5
Score for each incorrect answers -:
-18
No of correct answers Radhika got = 11
Score for 1 correct answer = 5
Score for 11 correct answers = 11×5 = 55
No of incorrect answers -:
No of total questions - No of correct answers
20 - 11 = 9
Score for 1 incorrect answer = -3
Score for 9 incorrect answers = -3 × 9 = -18
Hence, Score for her correct answers are 55
Score for her incorrect answers are -18
Hope it will be helpful for you.
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