Fatima is shading this model to show 0.08x3 . shade the correct amount of boxes that will show the product

Imagine a new pasture with grass growing on it. every day after the seeds have germinated, the number of blades of grass in the pasture triples. after 18 days, the entire pasture is completely covered in grass. how many days did it take for the pasture to be one-third covered in grass?

Which expression is equivalent to (3^2)^-2 a.-81 b.-12 c.1/81 d.1/12

Match each function with its rate of growth or decay