William must have at least $250 this month. He has already earned $100, how much more should he earn this month? Use m to represent the amount of money he still needs to eam.

What is the frequency of the sinusoidal graph?

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is

Hello, i need compare km^2 and km. what's difference in this?