Lvn nursing questions?

i want to go to school for lvn, i would take rn but knowing so many material and not academic smart. poor at math thats my poorest subject. is it easy to get into lvn program? and how about getting a job afterwords? is there study guides for math and such if i want to be a rn later in life? do i need to drive if i'm a lvn if they work in those homecare? where do they work at? how much a year do they make is it comfortable to live off alone?