Solution to College Elective Finance Class

Hello,

1- I need help with these 11-2, 11-3, 11-5, 11-19, 13-1, 13-10, 13-14, 13-20 qeustions

I want basic, perfict answers ( this is why im asking for help )

Only if you are good at this. 

Only if you are free now and want to do it now.

Thank yo