One doctor warns that 3 out of 10 people who are not vaccinated will suffer from flu symptoms. If the


One doctor warns that 3 out of 10 people who are not vaccinated will suffer from flu symptoms. If the doctor is right, how many people (unvaccinated) will suffer from flu symptoms in a city with one million non-vaccinated inhabitants? If 12,000 unvaccinated people suffer from the flu, how many unvaccinated people will not suffer from the flu?


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