In a class test 4 marks were awarded for every correct answer, 2 marks are deducted for every
incorrect answer and no marks are given for not attempting question. Ravi scored 20 marks. If he has
got 8 correct answers, how many questions has he attempted incorrectly?
Answers
Answered by
4
Answer:
He got 6 answer wrong
Step-by-step explanation:
8 ×4 = 32 - 20 =12 ÷2=6
Answered by
7
Step-by-step explanation:
Marks for correct answers= 8×4=32
Total marks= 20
Marks for incorrect answers= 20-32=-12
Number of incorrect questions attempted= -12÷-2= 6
So, number of incorrect questions are 6
hope it's useful
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