The answer would be C. 0.25 because one in four customers are buying a computer.
1/4 = 0.25
You would just have to divide 20 and 4.
20/4=5
You can write 5 pages in one day.
Point slope form will give you the point
y - y1 = m(x- x1)
when the equation says -, the number is positive. when the equation says +, the number is negative
in this case the point is (-6,5)