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  • In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every

In an examination, a student scores 4 marks for every correct answer and loses 1 mark for every wrong answer. If he attempts in all 60 questions and secures 130 marks, the number of questions he attempts correctly. Is

  • Option 1)

    36

  • Option 2)

    38

  • Option 3)

    40

  • Option 4)

    42

  • Option 5)

    35

Answers (4)

best_answer

Let the number of correct answers be x.

Number of incorrect answers = (60 -x).

4x - (60 - x) = 130

=> 5x = 190

=> x = 38

Posted by

rishi.raj

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Let the number of correct answers be x.

 

Number of incorrect answers = (60 -x).

 

4x - (60 - x) = 130

 

=> 5x = 190

 

=> x = 38

Posted by

SK Muslim

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SK Muslim

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