Neco 2021 Civic Education Question 21
Practice objective / multiple choice question 21 from the 2021 Neco Civic Education examination.
In a community of \(2000\) youths, \(240\) have tried cannabis, \(160\) have tried heroin, and \(80\) have tried both. After a new anti‑drug campaign, the number of youths who tried both drugs falls by 30\%, the number who tried only cannabis falls by 10\%, and the number who tried only heroin falls by 5\%. Assuming the reductions move those youths to the 'none' category, what is the new percentage of youths who have tried at least one of the two drugs? Express your answer as a percentage to one decimal place.
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About This Question
This is Neco 2021 Civic Education Question 21. It is one of the objective questions from the 2021 Neco Civic Education examination.
Difficulty level: Hard .
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