In a competitive examination, containing 24 questions, 5 marks are awarded for every correct answer and (-2) marks are awarded for every incorrect answer and 0 marks for questions not attempted
a. David attempts 8 correct and 16 incorrect answers. find his score
b. Raveena attempts 16 correct and 8 incorrect answers.Find her score.
c. Hamid attempts 4 correct and 12 incorrect answers.If he attempts 16 questions out of 24 questions, what is his score
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David score is 40-32=8
Raveena score 80-16=64
Hamid score 20-24= -4
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