11. In a class test (+3) marks are given for every correct answer and (-2)
marks are given for every incorrect answer and no marks for not attempting
any question.
(i)Dheeraj scored 30 marks. If he has got 12 correct answers, how many
questions has he attempted incorrectly?
(ii)Alan scores (-9) marks in this test, though he has got 7 correct answers.
how many questions has he attempted incorrectly?
Answers
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4
Answer:
I) 3 incorrect answer.
ii) 11 incorrect answer.
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