Just random problems that I need help with:

Hey guys, need help with these!

Thanks!

1. Point$A lies somewhere within or on the square which has opposite corners at (0,0) and (2,2). Point B lies somewhere within or on the square which has opposite corners at points (4,2) and (5,3). What is the greatest possible value of the slope of the line containing points A and B? Express your answer as a common fraction.
2. deleted

Thank you so much for those who answered

Ask one question at a time and learn from any answer you are given.

Also you do not need to leave that $ in there. You are just too lazy to present you questions properly.