In a test of 30 questions Peter answers 80percent of them correctly.Find the percentage of incorrect answers.
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1
Given
Peter answers 80 percent of correct answer
Incorrect answer percent = 100-80
=20 pecent are incorrect
Peter answers 80 percent of correct answer
Incorrect answer percent = 100-80
=20 pecent are incorrect
Answered by
3
6 questions are wrong and its percentage is 20 %
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