Acertain type of bacteria doubles in population every hour. their growth can be modeled by an exponential equation. initially, there are 15 bacteria colonies present in the sample.

a. find an equation to model the bacteria growth.
b. how many colonies are present after 3 and a half hours?
c. when will there be 584 colonies present?

Eric drew a scale drawing of a country park. the scale he used was 1 inch = 2.5 yards. the picnic area is 80 yards wide in real life. how wide is the picnic area in the drawing ?

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

27 is what percent of 108? 27 is % of 108