19) In a class test containing 20 questions 5 marks are given for every
correct answer and (-2) marks are given for every incorrect answer.
a)Swapna attempts all questions but only 17 of her answers are correct
What is her score?
b)Raghu also attempts all the questions but only 7 of his answers are
correct. What is his total score?
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Answer:
a)74
b)9
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