17) In a class (+2) marks are given for every correct answer and (-1) marks are given
for every in correct answer and no marks for not attempting any question.
i) Raju scored 30 marks. If he has got 18correct answer,how many questions
has he attempted incorrectly.
ii) Rahul scores -5 marks in this test,though he has got 7 correct answers. How
many questions has he attempted incorrectly?
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Answer:
Ans. (i) 6 incorrect questions Raju attempted incorrectly.
(ii) 19 incorrect questions Rahul attempted incorrectly.
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