in a test ,(+5) marks are given for every correct answer and (-2) marks are given for every incorrect answer.Rosy attempted all the questions and scored (+65) marks though she got 15 correct answers.how many incorrect answers did she get?
Answers
Answered by
21
Answer:
lt is given that +5 marks are given for every correct answer
-2 marks for every incorrect answer
rosy attempted = 65 marks
she got correct answers = 15
marks for 15 ans= 15x5= 180
so in correct answer marks = total marks - correct ans marks
65 - 180= -115 marks
Answered by
27
Answer:
5 incorrect answer she give
-
Step-by-step explanation:
correct answer +5
incorrect answer-2
total score +65
correct answer+15
+15×5=75
correct answer-total score=incorrect answer
65-75=-10
-10 is minuses mark.
total question she give wrong answer -10/-2=5
if it is helpful to you dearmate plz mark it as brainliest answer.
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