Abiologist tracks the number of bacteria. when the water has no chemicals, the number of bacteria (b) is 1200 per gallon. for each tablespoons of the chemical solution (c) added to each gallon of water, the number of bacteria decreases by 75 per gallon. how much of the chemical, in the tablespoons must be added to a 500 gallon tank to reduce the bacteria count to a safe 300 bacteria per gallon?

Use the knowledge of x- and y- intercepts to choose the correct graph of the equation 3x+6y=6

Which statement best describes the polynomial

The average hourly earnings for a construction worker is projected to be $24.50 in 2012. jason wants to join the construction work force after he graduates in 2012. his friend tells him that average hourly earnings for construction workers will rise by 2% from 2009 to 2012. based on the data below, assuming that the projected hourly earnings are correct, is jason’s friend’s statement accurate? construction industry - average hourly earnings, 2000-2009 a. his friend’s statement is accurate. the average hourly earnings will increase by 2%. b. his friend’s statement is not accurate. the percent increase will be more than 2% c. his friend’s statement is not accurate. the percent increase will be less than 2% d. his friend’s statement is not accurate. the average hourly earnings will decrease