in a class test 4 marks were awarded for every correct answer, 2 marks are
deducted for every incorrect answer and no marks are given for not attempting
question. Ravi scored 20 marks. If he has got 8 correct answers, how many
questions has he attempted incorrectly?
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Answer:
6
Step-by-step explanation:
8×4=32,then reduce 12 marks and we get 20.for every incorrect question 2 marks means 12 ÷2=6
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