The earth can be modeled as a sphere with diameter 12,700 km with about 30% percent potentially habitable by humans. There are approximately 7.1 billion people in the world. if the surface area of the earth is approximately 506,707,500 square km, what is the approximate population density of potentially habitable earth?

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

On a piece of paper, graph y< x+1. then determine which answer matches the graph you drew.

Determine the common ratio and find the next three terms of the geometric sequence. 649-14-02-00-00_files/i0100000, 649-14-02-00-00_files/i0100001, 2, a. 3; 649-14-02-00-00_files/i0100002, 649-14-02-00-00_files/i0100003, 649-14-02-00-00_files/i0100004. c. 649-14-02-00-00_files/i0100005; 649-14-02-00-00_files/i0100006, 649-14-02-00-00_files/i0100007, 649-14-02-00-00_files/i0100008. b. 3; 6, 18, 54 d. 649-14-02-00-00_files/i0100009. 6, 18, 54 select the best answer from the choices provided a b c d