need answer.. please help I'll mark u as BRAINLIST
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I hope it will help you out
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Step-by-step explanation:
Given:-
In a test (+5) marks are given for every correct answer and (-2) marks are given for every incorrect answer.
Suresh scored 12 marks though 5 correct answers.
To find:-
Find incorrect answers of Suresh
Solution:-
Marks for correct answer=+5
Marks for incorrect answer=(-2)
Let the incorrect answers be A
Correct answers=5
Marks for 5 correct answers=5×5=25
Marks for A incorrect answers=(-2A)
Total score =12
=>marks for Correct answer+ marks for incorrect answers= Score
=>25+(-2A)=12
=>-2A=12-25
=>-2A=-13
=>2A=13
=>A=13/2 or 6.5
Answer:-
Incorrect answers of Suresh are 13/2 or 6.5 ( approximately 7 correct it to near whole number)
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