In a class test (+ 5) 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) Karan has got 12 correct answers and 5 wrong answers. What is his total score?
(ii) Manu scores (–5) marks in this test, though he has got 7 correct answers. How many
questions has he attempted incorrectly?
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2
Answer:
(i) 50
(ii) 35-40= -5
40÷2=20
20
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