. Veronica rides at an average speed of 9.2 miles per hour (mph). Part A
Exactly how many hours does it take Veronica to ride her bike 46 miles? Show or explain all your work.

Time to ride 46 miles:

The coverage of a base station of a telecommunication company forms a disk with a radius of (kilometers). let be the distance of a cellphone from a base station. assume that the location of cellphones in use are randomly uniformly distributed within the disk. calculate the mean and variance for the random variable.