In a class test containing 15 questions 5 marks are given for every correct answer and -3 mark are given for every incorrect answer
1:Ravi attempt all questions but only 9 of his answers are correct what is his total score
2:One of his friend gets only 6 of his answer are what will be his score
Answers
Answered by
0
Answer:9×5=45 his total number
6×3=18 his number cut for giving wrong ans
45-18=27the total no ravi score
Step-by-step explanation:
Answered by
2
Answer:
1) 45 marks and 2) 30 marks.
Step-by-step explanation:
Total Questions = 15
Right answer gets 5 marks.
Wrong answer losses 3 marks.
1:Ravi attempted all questions but only 9 of his answers are correct .
∴ For Right answers : 9Q x 5M = 45M &
For Wrong answers : 6Q x 0M = 0M
His total score = 45 marks.
2:One of his friend gets only 6 of his answer are right.
So For Right answers : 6Q x 5M = 30M &
For Wrong answers : 9Q x 0M = 0M
His total score = 30 marks.
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