2. If Victoria's rent is $400 per month, and she pays an additional $150 for
utilities and $35 for advertising each month, what is her cost function using the
additional data from previous problem? Use Cto denote cost and n for number of
collars she makes.

Which is a graph of a proportional relationship?

Need on this geometry question. explain how you did it.

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%