PLEASE GIVE ME THE PROCEDURE6)if a person is sitting in a exam having 30 questions (objective type) the examiner use the formula to calculate the score is S=30w here c is number of correct answer and w is number of wrong answer , the examiner find the score is more than 80, tell how may questions are correct ? if the score is little less but still more than 80 then u wont be able to answer.Ans :- 16

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Amit Bhandari

  • Mar 14th, 2006
 

Hi,well this question has a complex language but otherwise is very very easy..as far as i remeber the equationused was 30 +4c-w where c is correct answers and w r wrong ans.we have 2 equations herenumber 1..... c+w=30number 2..... 30+4c-w=80 or 4c-w=50 solve these to get answer answer will be 16 as u mentionedbye n do send some more prob

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riya

  • Jun 4th, 2006
 

hey i too wannu join u in solving puzzles n m looking for infosys xam plz help me out

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