The place of th underlined digit 63,219

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?

The amount spent on food and drink by 20 customers is shown below what is the modal amount spent and the median amount spent? 40 25 8 36 18 15 24 27 43 9 12 19 22 34 31 20 26 19 17 28