in a test (+4) marks are given for every correct answer and (-2)marks for every wrong answer.Rot answered all the questions and scored 68 marks .25 of Rot's answer were correct .How many of the questions he attempted were incorrect?
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25 were correct.so he scored 100 marks for it
but at last he scored 68 so he lose 32 marks for incorrect answer..so he gave 16 wrong answers...
so the answer is 16
but at last he scored 68 so he lose 32 marks for incorrect answer..so he gave 16 wrong answers...
so the answer is 16
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