Yeah I mean, it obviously depends on your age and world wide location. Contemporary 70 y/o in Europe have a decent understanding of math and logic. It’s a narrow cut off though. My grand parents on my father’s side never touched a computer while my grandparents on my mother’s side were shitposting on Facebook on their cellphones.
They were the example of the difference between understanding running a Fergus’s tractor and Wndows 95, despite having less than a decade in age difference