Erika is landscaping her front yard. The yard, which is level, has the shape of a rectangle that is 60 feet wide
by 80 feet long. To cover the yard with a layer of
topsoil having a uniform depth of 4 inches (į foot),
Erika needs to use how many cubic feet of topsoil?

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?

The diameter of a ball is 8 in. what is the volume of the ball? use 3.14 for pi. enter your answer as a decimal in the box. round only your final answer to the nearest hundredth.

Which statements describe the solutions to the inequality x< -20 check all that apply. there are infinite solutions. each solution is negative. each solution is positive. the solutions are both positive and negative. the solutions contain only integer values. the solutions contain rational number values.