75,000 live bacteria are present in a culture in a flask. when an antibiotic is added to the culture, the number of live bacteria is reduced by half every four hours. approximately how many hours have passed when there are 3000 bacteria left alive

In the football stadium, there are 18 empty seats out of 360 total seats. (1a) write the ratio of empty seats to total seats as a fraction in simplest form. (1b) then explain its meaning.

The description below represents function a and the table represents function b: function a the function is 5 more than 3 times x. function b x y −1 2 0 5 1 8 which statement is correct about the slope and y-intercept of the two functions? (1 point) their slopes are equal but y-intercepts are not equal. their slopes are not equal but y-intercepts are equal. both slopes and y intercepts are equal. neither slopes nor y-intercepts are equal.

5. (03.02)if g(x) = x2 + 3, find g(4). (2 points)1619811