Answer:
Slope is defined as the difference in the vertical axis divided by the difference in the horizontal axis, going left to right (s = dy/dx). P has a lesser x co-ordinate, so it will be R - P in this case, giving us (ry - py) / (rx - px):



Percent (%) = per 100
7 1/5 = 36/5 = 720/100 = 720%
18/22 = 2*9/2*11 = 9/11
Therefore, your answer is 18
10 is a common factor of 50 30 and 100. So is 2