An examination has 10 questions. Each correct answer gets I mark and for each wrong answer 1/2 negative mark, If Kalisha done 5 questions right and 5 questions wrong, what would be her total marks???
Answers
Answered by
6
Answer:
her total marks will be 2.5 marks
Step-by-step explanation:
here
total number of question = 10
1 correct answer = 1 mark
1 wrong answer = -1/2 mark
since, kailasha done 5 questions right and 5 question wrong
his total marks = 5×1 + 5×(-1/2)
= 5 + (-5/2)
= 5 - 5/2
= 5 - 2.5 =2.5marks
Answered by
1
Answer:
2.5 marks
Step-by-step explanation:
i hope this is helpful
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