If a range hood removes contaminants at a flow rate of f liters of air per second, then the percent p of contaminants that are also removed from the surrounding air can be modeled by p=1.15f+6.90, where ff is between and inclusive of 10 and 75. what flow rate f must a range hood have to remove 24% of the contaminants from the air?

Life expectancy in the united states is (76.4 for men and 81.1 for women). life expectancy is not the same as healthy life expectancy. healthy life expectancy is the number of years a person is expected to live in this number is obtained by subtracting years spent in poor health from overall life expectancy. the world health organization (who) calculates healthy life expectancy in 194 countries. the united states ranks twenty-ninth in the world using this measurement, with an average of of healthy life expectancy. singapore ranks number one (76 years), and japan is number two (75 years).