in a class test containing 15 questions 4 marks are given for every correct answer and -2 marks are given for every incorrect answer a) sarala attempt all questions but only 9 of her answer are correct what is her total score
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Answered by
2
Answer:
9*4=36. 6*(-2)=-12 . 36-12=24.
Answered by
4
Answer:
total number of questions =15,
correct answer=4
incorrect answers=-2
no.of sarala's correct answer=9×4=36
no.of incorrect answer=6×(-2)
=-12
total score of sarala is 36+(-12)=24.
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